$ git clone -n https://src.fedoraproject.org/rpms/pdns.git /var/lib/mock/f45-build-21519-586/root/chroot_tmpdir/scmroot/pdns
Cloning into '/var/lib/mock/f45-build-21519-586/root/chroot_tmpdir/scmroot/pdns'...
$ git fetch origin 442df07bce39b8f4f50c9c9d7e1096f8803be098:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdns
 * [new ref]         442df07bce39b8f4f50c9c9d7e1096f8803be098 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 442df07 Update to 5.0.7