You can delete any repository or fork if you're either an organization owner or have admin permissions for the repository or fork. Deleting a forked repository does not delete the upstream repository. Only members with owner privileges for an organization or admin privileges for a repository can delete an organization repository. If Allow members to delete or transfer repositories for this organiz
![Deleting a repository - GitHub Docs](https://cdn-ak-scissors.b.st-hatena.com/image/square/c852e55126697503d2d6aa748d905fcfaf8eface/height=288;version=1;width=512/https%3A%2F%2Fgithub.githubassets.com%2Fimages%2Fmodules%2Fopen_graph%2Fgithub-logo.png)