$ git clone -n https://src.fedoraproject.org/rpms/kf6-solid.git /var/lib/mock/f45-build-15138-468/root/chroot_tmpdir/scmroot/kf6-solid
Cloning into '/var/lib/mock/f45-build-15138-468/root/chroot_tmpdir/scmroot/kf6-solid'...
$ git fetch origin 09b852ff0b77303606822329a2740997cb074860:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-solid
 * [new ref]         09b852ff0b77303606822329a2740997cb074860 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 09b852f 6.31.0