$ git clone -n https://src.fedoraproject.org/rpms/kf6-sonnet.git /var/lib/mock/f42-build-863207-171512/root/chroot_tmpdir/scmroot/kf6-sonnet
Cloning into '/var/lib/mock/f42-build-863207-171512/root/chroot_tmpdir/scmroot/kf6-sonnet'...
$ git fetch origin 6f25d1a9d4b24aad0e69394850d090e9a6d6ca9e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-sonnet
 * [new ref]         6f25d1a9d4b24aad0e69394850d090e9a6d6ca9e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f25d1a Frameworks 6.9