$ git clone -n https://src.fedoraproject.org/rpms/kdf.git /var/lib/mock/f42-build-side-1-3504303-45983/root/chroot_tmpdir/scmroot/kdf
Cloning into '/var/lib/mock/f42-build-side-1-3504303-45983/root/chroot_tmpdir/scmroot/kdf'...
$ git fetch origin c96f002910f5cefa576b6b8f86639c284907fbac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdf
 * [new ref]         c96f002910f5cefa576b6b8f86639c284907fbac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c96f002 25.04.0