diff --git a/lib/tasks/sync_sigle_rep.rake b/lib/tasks/sync_sigle_rep.rake
index 591dcce84..4ed360426 100644
--- a/lib/tasks/sync_sigle_rep.rake
+++ b/lib/tasks/sync_sigle_rep.rake
@@ -27,4 +27,30 @@ namespace :sync_rep do
       end
     end
   end
+
+  task :delete_rep => :environment do
+    projects = Project.where("user_id !=?",12)
+    projects.each do |project|
+      # 针对类型为Git并且只有一个版本库的项目
+      if project.repositories && project.repositories.count == 1 && project.repositories.first.type == "Repository::Git"
+        rep = project.repositories.first
+        count = Repository.find_by_sql("SELECT * FROM `repositories` where identifier = '#{rep.identifier}'").count
+        puts count
+        unless count > 1
+          rep.identifier
+          puts "################################"
+          puts project.id
+          puts rep.id
+          s = Trustie::Gitlab::Sync.new
+          s.sync_project(project, path: rep.identifier, import_url: rep.url)
+          rep.type = 'Repository::Gitlab'
+          rep.save
+          puts "*************************************"
+          puts project.id
+          puts rep.id
+          puts rep.identifier
+        end
+      end
+    end
+  end
 end
\ No newline at end of file