You can add any Git repository to GitHub Desktop, even if it's not a GitHub repository.

  1. In the top left corner of the app, click .

    Add create clone button in Mac app

  2. At the top of the menu, click Add.

    The Add option in the Mac app

  3. Click Choose... and, using the Finder window, navigate to the local repository you want to add. The Local Path field in the Mac app
  4. Click Add Repository. The Add repository button in the Mac app
  1. In the top left corner of the app, click .

    Add create clone button in Windows app

  2. At the top of the menu, click Add.

    The Add option in the Windows app

  3. Click Browse and, using Windows Explorer, navigate to the local repository you want to add. The Local Path field in the Windows app
  4. Click Add repository. The Add repository button in the Windows app