$ git clone -n https://src.fedoraproject.org/rpms/pungi.git /var/lib/mock/f42-build-3300062-41426/root/chroot_tmpdir/scmroot/pungi
Cloning into '/var/lib/mock/f42-build-3300062-41426/root/chroot_tmpdir/scmroot/pungi'...
$ git fetch origin 5fbdefc5fc784a2ee632dc093c587e490c33593c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pungi
 * [new ref]         5fbdefc5fc784a2ee632dc093c587e490c33593c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fbdefc New release 4.9.0