$ git clone -n https://src.fedoraproject.org/rpms/python-fasteners.git /var/lib/mock/f39-build-1555071-37089/root/chroot_tmpdir/scmroot/python-fasteners
Cloning into '/var/lib/mock/f39-build-1555071-37089/root/chroot_tmpdir/scmroot/python-fasteners'...
$ git fetch origin b361fc73486c1f1336a1456feae0ee2650f7f0ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fasteners
 * [new ref]         b361fc73486c1f1336a1456feae0ee2650f7f0ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b361fc7 Update to 0.19 (close RHBZ#2240009)