$ git clone -n https://src.fedoraproject.org/rpms/kf6-sonnet.git /var/lib/mock/f41-build-856129-167456/root/chroot_tmpdir/scmroot/kf6-sonnet
Cloning into '/var/lib/mock/f41-build-856129-167456/root/chroot_tmpdir/scmroot/kf6-sonnet'...
$ git fetch origin 19fab0b28f7d96818e9751ceb66207ea9dff1607:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-sonnet
 * [new ref]         19fab0b28f7d96818e9751ceb66207ea9dff1607 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19fab0b 6.7.0