修复

app/views/repositories/_contributor.json.jbuilder

@@ -15,5 +15,5 @@ else
   json.name user["name"]
   json.image_url user["avatar_url"]
   db_user = User.find_by_id(user["id"])
-  json.contribution_perc db_user.simple_contribution_perc(project) if db_user.present?
+  json.contribution_perc db_user.simple_contribution_perc(project, contributor["contribution_perc"]) if db_user.present?
 end