$ git clone -n https://src.fedoraproject.org/rpms/python-cycler.git /var/lib/mock/f45-build-30205-643/root/chroot_tmpdir/scmroot/python-cycler
Cloning into '/var/lib/mock/f45-build-30205-643/root/chroot_tmpdir/scmroot/python-cycler'...
$ git fetch origin 31411b1da56e91cf3126b1423e75fb25b47bb317:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cycler
 * [new ref]         31411b1da56e91cf3126b1423e75fb25b47bb317 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 31411b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild