$ git clone -n https://src.fedoraproject.org/rpms/ballbuster.git /var/lib/mock/f31-build-55431-28123/root/chroot_tmpdir/scmroot/ballbuster
Cloning into '/var/lib/mock/f31-build-55431-28123/root/chroot_tmpdir/scmroot/ballbuster'...
$ git reset --hard 00dcebc5a7adf2e5f79b62a4dbbf718ddea7544c
HEAD is now at 00dcebc - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild