GitHub AE is currently under limited release.

Managing the automatic deletion of branches

You can have head branches automatically deleted after pull requests are merged in your repository.

Anyone with admin permissions to a repository can enable or disable the automatic deletion of branches. Branch protection rules and repository rules can also prevent branches being automatically deleted. For more information, see "About protected branches."

  1. On your enterprise, navigate to the main page of the repository.
  2. Under your repository name, click Settings. If you cannot see the "Settings" tab, select the dropdown menu, then click Settings. Screenshot of a repository header showing the tabs. The "Settings" tab is highlighted by a dark orange outline.
  3. On the "General" settings page, you can find a section called "Pull Requests". Under "Pull Requests", select or unselect Automatically delete head branches.

Further reading