$ git clone -n https://src.fedoraproject.org/rpms/kf6-kio.git /var/lib/mock/f40-build-2198863-51712/root/chroot_tmpdir/scmroot/kf6-kio
Cloning into '/var/lib/mock/f40-build-2198863-51712/root/chroot_tmpdir/scmroot/kf6-kio'...
$ git fetch origin 8b4594794f7e12992d552d2cfcff3ee750cc36be:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kio
 * [new ref]         8b4594794f7e12992d552d2cfcff3ee750cc36be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8b45947 5.247.0