$ git clone -n https://src.fedoraproject.org/rpms/envytools.git /var/lib/mock/f45-build-8193-378/root/chroot_tmpdir/scmroot/envytools
Cloning into '/var/lib/mock/f45-build-8193-378/root/chroot_tmpdir/scmroot/envytools'...
$ git fetch origin d65c0d1aae651a8eb994160d6c9e3bb0456b21c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/envytools
 * [new ref]         d65c0d1aae651a8eb994160d6c9e3bb0456b21c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d65c0d1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild