$ git clone -n https://src.fedoraproject.org/rpms/kigo.git /var/lib/mock/f39-build-1704134-41218/root/chroot_tmpdir/scmroot/kigo
Cloning into '/var/lib/mock/f39-build-1704134-41218/root/chroot_tmpdir/scmroot/kigo'...
$ git fetch origin 9634c4331e5bdcfe280e2c5d68d9fb9687643901:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kigo
 * [new ref]         9634c4331e5bdcfe280e2c5d68d9fb9687643901 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9634c43 23.08.3