$ git clone -n https://src.fedoraproject.org/rpms/plexus-resources.git /var/lib/mock/f39-build-1542194-36513/root/chroot_tmpdir/scmroot/plexus-resources
Cloning into '/var/lib/mock/f39-build-1542194-36513/root/chroot_tmpdir/scmroot/plexus-resources'...
$ git fetch origin 1c3126be74c19836d2318304b2c59787ef9ae734:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-resources
 * [new ref]         1c3126be74c19836d2318304b2c59787ef9ae734 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c3126b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild