$ git clone -n https://src.fedoraproject.org/rpms/kolf.git /var/lib/mock/f40-build-2475719-61566/root/chroot_tmpdir/scmroot/kolf
Cloning into '/var/lib/mock/f40-build-2475719-61566/root/chroot_tmpdir/scmroot/kolf'...
$ git fetch origin cc6b5dd3eb138b6fd07c829200970c0526ef1959:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kolf
 * [new ref]         cc6b5dd3eb138b6fd07c829200970c0526ef1959 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc6b5dd 24.02.0