Remove dist-git branches

Description
Release Engineering is often asked by maintainers to remove branches in dist-git by maintainers.

Action
1. Log into pkgs.fedoraproject.org ssh @pkgs.fedoraproject.org

2. Change to the package's directory cd /srv/git/rpms/ .git/

3. Remove the branch git branch -D

Verification
To verify just list the branches. git branch

Consider Before Running
Make sure that the branch in question isn't one of our pre-created branches f??/master, olpc?/master, el?/master