diff --git a/README.md b/README.md
index c112a1d..d3d38a5 100644
--- a/README.md
+++ b/README.md
@@ -114,7 +114,7 @@ NODE_CLASS_MAPPINGS.update({
 
 
 # Troubleshooting
-* If updating ComfyUI-Manager itself fails, please go to the **ComfyUI-Manager** directory and execute the command `git pull --rebase`.
+* If updating ComfyUI-Manager itself fails, please go to the **ComfyUI-Manager** directory and execute the command `git update-ref refs/remotes/origin/main a361cc1 && git fetch --all && git pull`.
  * Alternatively, download the update-fix.py script from [update-fix.py](https://github.com/ltdrdata/ComfyUI-Manager/raw/main/scripts/update-fix.py) and place it in the ComfyUI-Manager directory. Then, run it using your Python command.
    For the portable version, use `..\..\..\python_embedded\python.exe update-fix.py`.
 * If Controlnet is set to skip_v1 true, nodes like `CannyEdgePreprocessor` will appear as extensions of missing nodes, but simply installing them is not enough, and direct modification of the user's config.yaml is required.
diff --git a/scripts/update-fix.py b/scripts/update-fix.py
index e2a6946..d2ac100 100644
--- a/scripts/update-fix.py
+++ b/scripts/update-fix.py
@@ -1,9 +1,12 @@
 import git
 
-repo_path = "."
-repo = git.Repo(repo_path)
+commit_hash = "a361cc1"
+
+repo = git.Repo('.')
 
 if repo.is_dirty():
     repo.git.stash()
-    
-repo.git.pull(rebase=True)
+
+repo.git.update_ref("refs/remotes/origin/main", commit_hash)
+repo.remotes.origin.fetch()
+repo.git.pull("origin", "main")