Separate subfolder in current Git repo to a new repo

git-separate-folder-to-repo.md

1. Create a new folder where would place the new repo
2. git clone the original repo under this folder
3. Download git-filter-repo from here: (Do not chagne its extension)
   • https://raw.githubusercontent.com/newren/git-filter-repo/main/git-filter-repo
   • Place git-filter-repo to the cloned repo root folder
4. cd the cloned repo root folder, and run following: python git-filter-repo --path <directory_to_separate_to_new_repo> --force
5. Copy follwing files to root path of the new folder created in step 1:
   • Remaining files under <directory_to_separate_to_new_repo>
   • .git directory in original repo root folder
   • Run git status in the new folder root, to check the git status
   • Run git rev-list --count main to check the commits count of separated directory
6. git add ., and commit the change as a re-organizing of file structure
7. Create new repo in Github, and get its url, then run:

   git remote add origin https://github.com/<owner>/<new_repo>.git
   git remote -v
   git push -u origin main
   

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• 将子文件夹拆分成新仓库 - GitHub 文档

  • https://docs.github.com/zh/get-started/using-git/splitting-a-subfolder-out-into-a-new-repository

• newren/git-filter-repo: Quickly rewrite git repository history (filter-branch replacement)

  • https://github.com/newren/git-filter-repo