$ git clone -n https://src.fedoraproject.org/rpms/python-agate.git /var/lib/mock/f41-build-2566915-25540/root/chroot_tmpdir/scmroot/python-agate
Cloning into '/var/lib/mock/f41-build-2566915-25540/root/chroot_tmpdir/scmroot/python-agate'...
$ git fetch origin 20bb50a2770983d0f09ede74d40f33ab00ec9b82:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-agate
 * [new ref]         20bb50a2770983d0f09ede74d40f33ab00ec9b82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20bb50a Update to 1.12.0