$ git clone -n https://src.fedoraproject.org/rpms/iml.git /var/lib/mock/f39-build-1468322-33772/root/chroot_tmpdir/scmroot/iml
Cloning into '/var/lib/mock/f39-build-1468322-33772/root/chroot_tmpdir/scmroot/iml'...
$ git fetch origin 9ac06ccd23047cae7b592896d2f6774b82ac3078:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/iml
 * [new ref]         9ac06ccd23047cae7b592896d2f6774b82ac3078 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ac06cc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild