diff --git a/src/proxy/git_proxy.py b/src/proxy/git_proxy.py
index d0b0dd815d436a9daba999e4307c76ced4002cb8..526072dbe83fd837669c45f23bf99fc62333045e 100644
--- a/src/proxy/git_proxy.py
+++ b/src/proxy/git_proxy.py
@@ -176,28 +176,20 @@ class GitProxy(object):
 
         return out[0]
 
-    def checkout_to_commit(self, commit):
+    def checkout_to_commit(self, commit, force=False):
         """
         git checkout
         :param commit: HEAD~{} or SHA
+        :param force: 是否强制执行
         :return: boolean
         """
-        checkout_cmd = "cd {}; git checkout {}".format(self._repo_dir, commit)
-        ret, _, _ = shell_cmd_live(checkout_cmd)
+        checkout_cmd = "cd {}; git checkout".format(self._repo_dir)
 
-        if ret:
-            logger.warning("checkout failed, %s", ret)
-            return False
+        if force:
+            checkout_cmd += " -f"
 
-        return True
+        checkout_cmd += " {}".format(commit)
 
-    def checkout_to_commit_force(self, commit):
-        """
-        git checkout
-        :param commit: HEAD~{} or SHA
-        :return: boolean
-        """
-        checkout_cmd = "cd {}; git checkout -f {}".format(self._repo_dir, commit)
         ret, _, _ = shell_cmd_live(checkout_cmd)
 
         if ret:
@@ -205,6 +197,7 @@ class GitProxy(object):
             return False
 
         return True
+    
 
     def get_tree_hashes(self, commit, number=0, with_merges=True):
         """