$ git clone -n https://src.fedoraproject.org/rpms/kf6-kio.git /var/lib/mock/f40-build-2381673-60448/root/chroot_tmpdir/scmroot/kf6-kio
Cloning into '/var/lib/mock/f40-build-2381673-60448/root/chroot_tmpdir/scmroot/kf6-kio'...
$ git fetch origin 7d5b236c47c8c4b93b5d60e32b3433255662b13f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kio
 * [new ref]         7d5b236c47c8c4b93b5d60e32b3433255662b13f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d5b236 5.249.0