diff --git a/app/controllers/shixuns_controller.rb b/app/controllers/shixuns_controller.rb
index c78aa5f1c..518ac6587 100644
--- a/app/controllers/shixuns_controller.rb
+++ b/app/controllers/shixuns_controller.rb
@@ -404,7 +404,7 @@ class ShixunsController < ApplicationController
           myshixun.update_column(:gpid, gshixun.id) if myshixun.try(:gpid).blank?  # 为了防止多次fork
           rep = Repository.create!(:myshixun_id => myshixun.id, :identifier => gshixun.name,:project_id => -1, :shixun_id => -2)
           rep.update_column(:type, "Repository::Gitlab")
-          rep_url = Base64.urlsafe_encode64(git_shixun_url_ip @shixun, "educoder") # 注意：educoder为默认给实训创建版本库的用户，如果换成别的用户，名字要相应的修改
+          rep_url = Base64.urlsafe_encode64(git_shixun_url_ip @shixun, (@shixun.try(:fork_from).blank? ? "educoder" : "eduforge")) # 注意：educoder为默认给实训创建版本库的用户，如果换成别的用户，名字要相应的修改
           logger.info("start openGameInstance")
           uri = "#{shixun_tomcat}/bridge/game/openGameInstance"
           logger.info("end openGameInstance")