$ git clone -n https://src.fedoraproject.org/rpms/python-vhacdx.git /var/lib/mock/f45-build-33595-671/root/chroot_tmpdir/scmroot/python-vhacdx
Cloning into '/var/lib/mock/f45-build-33595-671/root/chroot_tmpdir/scmroot/python-vhacdx'...
$ git fetch origin 27967549708fcd9f345b4ea0c0f9b9a1a6cb955a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-vhacdx
 * [new ref]         27967549708fcd9f345b4ea0c0f9b9a1a6cb955a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2796754 Update to 0.1.0 (close RHBZ#2537100)