$ git clone -n https://src.fedoraproject.org/rpms/kcron.git /var/lib/mock/f40-build-2118593-50729/root/chroot_tmpdir/scmroot/kcron
Cloning into '/var/lib/mock/f40-build-2118593-50729/root/chroot_tmpdir/scmroot/kcron'...
$ git fetch origin 0ed9953f10fe7dd9b3685683dc29dd1cc756f968:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcron
 * [new ref]         0ed9953f10fe7dd9b3685683dc29dd1cc756f968 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ed9953 24.01.80