diff --git a/modelscope/hub/api.py b/modelscope/hub/api.py
index e79bfd41..6cfad54d 100644
--- a/modelscope/hub/api.py
+++ b/modelscope/hub/api.py
@@ -203,7 +203,7 @@ class HubApi:
                         root: Optional[str] = None,
                         recursive: Optional[str] = False,
                         use_cookies: Union[bool, CookieJar] = False,
-                        is_snapshot: Optional[bool] = True) -> List[dict]:
+                        headers: Optional[dict] = {}) -> List[dict]:
         """List the models files.
 
         Args:
@@ -221,13 +221,13 @@ class HubApi:
         Returns:
             List[dict]: Model file list.
         """
-        path = '%s/api/v1/models/%s/repo/files?Revision=%s&Recursive=%s&Snapshot=%s' % (
-            self.endpoint, model_id, revision, recursive, is_snapshot)
+        path = '%s/api/v1/models/%s/repo/files?Revision=%s&Recursive=%s' % (
+            self.endpoint, model_id, revision, recursive)
         cookies = self._check_cookie(use_cookies)
         if root is not None:
             path = path + f'&Root={root}'
 
-        r = requests.get(path, cookies=cookies)
+        r = requests.get(path, cookies=cookies, headers=headers)
 
         r.raise_for_status()
         d = r.json()
diff --git a/modelscope/hub/file_download.py b/modelscope/hub/file_download.py
index 60aae3b6..2ed6bb3d 100644
--- a/modelscope/hub/file_download.py
+++ b/modelscope/hub/file_download.py
@@ -121,7 +121,7 @@ def model_file_download(
             revision=revision,
             recursive=True,
             use_cookies=False if cookies is None else cookies,
-            is_snapshot=False)
+        )
 
         for model_file in model_files:
             if model_file['Type'] == 'tree':
diff --git a/modelscope/hub/git.py b/modelscope/hub/git.py
index 54161f1c..f47ae765 100644
--- a/modelscope/hub/git.py
+++ b/modelscope/hub/git.py
@@ -1,3 +1,4 @@
+import os
 import subprocess
 from typing import List
 from xmlrpc.client import Boolean
@@ -167,3 +168,14 @@ class GitCommandWrapper(metaclass=Singleton):
         rsp = self._run_git_command(*cmd_args)
         url = rsp.stdout.decode('utf8')
         return url.strip()
+
+    def list_lfs_files(self, repo_dir: str):
+        cmd_args = '-C %s lfs ls-files' % repo_dir
+        cmd_args = cmd_args.split(' ')
+        rsp = self._run_git_command(*cmd_args)
+        out = rsp.stdout.decode('utf8').strip()
+        files = []
+        for line in out.split(os.linesep):
+            files.append(line.split(' ')[-1])
+
+        return files
diff --git a/modelscope/hub/repository.py b/modelscope/hub/repository.py
index 37dec571..2cf05adb 100644
--- a/modelscope/hub/repository.py
+++ b/modelscope/hub/repository.py
@@ -49,8 +49,6 @@ class Repository:
         git_wrapper = GitCommandWrapper()
         if not git_wrapper.is_lfs_installed():
             logger.error('git lfs is not installed, please install.')
-        else:
-            git_wrapper.git_lfs_install(self.model_dir)  # init repo lfs
 
         self.git_wrapper = GitCommandWrapper(git_path)
         os.makedirs(self.model_dir, exist_ok=True)
@@ -63,8 +61,11 @@ class Repository:
         self.git_wrapper.clone(self.model_base_dir, self.auth_token, url,
                                self.model_repo_name, revision)
 
+        if git_wrapper.is_lfs_installed():
+            git_wrapper.git_lfs_install(self.model_dir)  # init repo lfs
+
     def _get_model_id_url(self, model_id):
-        url = f'{MODELSCOPE_URL_SCHEME}{get_gitlab_domain()}/{model_id}'
+        url = f'{MODELSCOPE_URL_SCHEME}{get_gitlab_domain()}/{model_id}.git'
         return url
 
     def _get_remote_url(self):
@@ -86,9 +87,11 @@ class Repository:
             commit_message (str): commit message
             revision (Optional[str], optional): which branch to push. Defaults to 'master'.
         """
-        if commit_message is None:
+        if commit_message is None or not isinstance(commit_message, str):
             msg = 'commit_message must be provided!'
             raise InvalidParameter(msg)
+        if not isinstance(force, bool):
+            raise InvalidParameter('force must be bool')
         url = self.git_wrapper.get_repo_remote_url(self.model_dir)
         self.git_wrapper.pull(self.model_dir)
         self.git_wrapper.add(self.model_dir, all_files=True)
diff --git a/modelscope/hub/snapshot_download.py b/modelscope/hub/snapshot_download.py
index 91463f76..38514197 100644
--- a/modelscope/hub/snapshot_download.py
+++ b/modelscope/hub/snapshot_download.py
@@ -91,7 +91,7 @@ def snapshot_download(model_id: str,
             revision=revision,
             recursive=True,
             use_cookies=False if cookies is None else cookies,
-            is_snapshot=True)
+            headers={'Snapshot': 'True'})
 
         for model_file in model_files:
             if model_file['Type'] == 'tree':
diff --git a/modelscope/pipelines/nlp/dialog_intent_prediction_pipeline.py b/modelscope/pipelines/nlp/dialog_intent_prediction_pipeline.py
index 4b2e29dd..4323dec6 100644
--- a/modelscope/pipelines/nlp/dialog_intent_prediction_pipeline.py
+++ b/modelscope/pipelines/nlp/dialog_intent_prediction_pipeline.py
@@ -44,7 +44,7 @@ class DialogIntentPredictionPipeline(Pipeline):
         pos = np.where(pred == np.max(pred))
 
         result = {
-            'pred': pred,
+            'prediction': pred,
             'label_pos': pos[0],
             'label': self.categories[pos[0][0]]
         }
diff --git a/modelscope/pipelines/nlp/dialog_modeling_pipeline.py b/modelscope/pipelines/nlp/dialog_modeling_pipeline.py
index 76b00511..0261b2e4 100644
--- a/modelscope/pipelines/nlp/dialog_modeling_pipeline.py
+++ b/modelscope/pipelines/nlp/dialog_modeling_pipeline.py
@@ -43,6 +43,6 @@ class DialogModelingPipeline(Pipeline):
         assert len(sys_rsp) > 2
         sys_rsp = sys_rsp[1:len(sys_rsp) - 1]
 
-        inputs['sys'] = sys_rsp
+        inputs['response'] = sys_rsp
 
         return inputs
diff --git a/modelscope/pipelines/outputs.py b/modelscope/pipelines/outputs.py
index 76a06bf1..db7d0137 100644
--- a/modelscope/pipelines/outputs.py
+++ b/modelscope/pipelines/outputs.py
@@ -142,10 +142,10 @@ TASK_OUTPUTS = {
     #        4.31488479e-05, 4.94503947e-05, 4.30105974e-05, 1.00963116e-04,
     #        2.82062047e-05, 1.15582036e-04, 4.48261271e-05, 3.99339879e-05,
     #        7.27692823e-05], dtype=float32), 'label_pos': array([11]), 'label': 'lost_or_stolen_card'}
-    Tasks.dialog_intent_prediction: ['pred', 'label_pos', 'label'],
+    Tasks.dialog_intent_prediction: ['prediction', 'label_pos', 'label'],
 
     # sys : ['you', 'are', 'welcome', '.', 'have', 'a', 'great', 'day', '!']
-    Tasks.dialog_modeling: ['sys'],
+    Tasks.dialog_modeling: ['response'],
 
     # ============ audio tasks ===================
 
diff --git a/tests/hub/test_hub_operation.py b/tests/hub/test_hub_operation.py
index d193ce32..ea83fa2a 100644
--- a/tests/hub/test_hub_operation.py
+++ b/tests/hub/test_hub_operation.py
@@ -5,6 +5,8 @@ import unittest
 import uuid
 from shutil import rmtree
 
+import requests
+
 from modelscope.hub.api import HubApi, ModelScopeConfig
 from modelscope.hub.constants import Licenses, ModelVisibility
 from modelscope.hub.file_download import model_file_download
@@ -77,6 +79,11 @@ class HubOperationTest(unittest.TestCase):
         snapshot_path = snapshot_download(model_id=self.model_id)
         mdtime2 = os.path.getmtime(downloaded_file_path)
         assert mdtime1 == mdtime2
+        model_file_download(
+            model_id=self.model_id,
+            file_path=download_model_file_name)  # not add counter
+        download_times = self.get_model_download_times()
+        assert download_times == 2
 
     def test_download_public_without_login(self):
         rmtree(ModelScopeConfig.path_credential)
@@ -107,6 +114,16 @@ class HubOperationTest(unittest.TestCase):
             model_id=self.model_id, file_path=download_model_file_name)
         assert os.path.exists(file_download_path)
 
+    def get_model_download_times(self):
+        url = f'{self.api.endpoint}/api/v1/models/{self.model_id}/downloads'
+        cookies = ModelScopeConfig.get_cookies()
+        r = requests.get(url, cookies=cookies)
+        if r.status_code == 200:
+            return r.json()['Data']['Downloads']
+        else:
+            r.raise_for_status()
+        return None
+
 
 if __name__ == '__main__':
     unittest.main()
diff --git a/tests/hub/test_hub_repository.py b/tests/hub/test_hub_repository.py
index 99f63eca..cf9f4403 100644
--- a/tests/hub/test_hub_repository.py
+++ b/tests/hub/test_hub_repository.py
@@ -12,6 +12,7 @@ from modelscope.hub.api import HubApi
 from modelscope.hub.constants import Licenses, ModelVisibility
 from modelscope.hub.errors import NotExistError
 from modelscope.hub.file_download import model_file_download
+from modelscope.hub.git import GitCommandWrapper
 from modelscope.hub.repository import Repository
 from modelscope.utils.logger import get_logger
 
@@ -24,8 +25,6 @@ model_chinese_name = '达摩卡通化模型'
 model_org = 'unittest'
 DEFAULT_GIT_PATH = 'git'
 
-download_model_file_name = 'mnist-12.onnx'
-
 
 def delete_credential():
     path_credential = expanduser('~/.modelscope/credentials')
@@ -80,13 +79,22 @@ class HubRepositoryTest(unittest.TestCase):
         repo = Repository(self.model_dir, clone_from=self.model_id)
         assert os.path.exists(os.path.join(self.model_dir, 'README.md'))
         os.chdir(self.model_dir)
+        lfs_file1 = 'test1.bin'
+        lfs_file2 = 'test2.bin'
         os.system("echo '111'>%s" % os.path.join(self.model_dir, 'add1.py'))
         os.system("echo '222'>%s" % os.path.join(self.model_dir, 'add2.py'))
+        os.system("echo 'lfs'>%s" % os.path.join(self.model_dir, lfs_file1))
+        os.system("echo 'lfs2'>%s" % os.path.join(self.model_dir, lfs_file2))
         repo.push('test')
         add1 = model_file_download(self.model_id, 'add1.py')
         assert os.path.exists(add1)
         add2 = model_file_download(self.model_id, 'add2.py')
         assert os.path.exists(add2)
+        # check lfs files.
+        git_wrapper = GitCommandWrapper()
+        lfs_files = git_wrapper.list_lfs_files(self.model_dir)
+        assert lfs_file1 in lfs_files
+        assert lfs_file2 in lfs_files
 
 
 if __name__ == '__main__':
diff --git a/tests/pipelines/test_dialog_modeling.py b/tests/pipelines/test_dialog_modeling.py
index cd17502e..7279bbff 100644
--- a/tests/pipelines/test_dialog_modeling.py
+++ b/tests/pipelines/test_dialog_modeling.py
@@ -116,7 +116,7 @@ class DialogModelingTest(unittest.TestCase):
                 'user_input': user,
                 'history': result
             })
-            print('sys : {}'.format(result['sys']))
+            print('response : {}'.format(result['response']))
 
     @unittest.skipUnless(test_level() >= 0, 'skip test in current test level')
     def test_run_with_model_from_modelhub(self):
@@ -140,7 +140,7 @@ class DialogModelingTest(unittest.TestCase):
                 'user_input': user,
                 'history': result
             })
-            print('sys : {}'.format(result['sys']))
+            print('response : {}'.format(result['response']))
 
 
 if __name__ == '__main__':