$ git clone -n https://src.fedoraproject.org/rpms/cekit.git /var/lib/mock/f40-build-2240050-53628/root/chroot_tmpdir/scmroot/cekit
Cloning into '/var/lib/mock/f40-build-2240050-53628/root/chroot_tmpdir/scmroot/cekit'...
$ git fetch origin d8acf64cc645b133343835f923d08e51b7629ad7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cekit
 * [new ref]         d8acf64cc645b133343835f923d08e51b7629ad7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8acf64 feat: release 4.10.0