$ git clone -n https://src.fedoraproject.org/rpms/pdns.git /var/lib/mock/f38-build-side-42-init-devel-1093651-30067/root/chroot_tmpdir/scmroot/pdns
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1093651-30067/root/chroot_tmpdir/scmroot/pdns'...
$ git fetch origin 0cc46c6d633a42bb3ca4c3d9a85ee9590c294f7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdns
 * [new ref]         0cc46c6d633a42bb3ca4c3d9a85ee9590c294f7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cc46c6 Update to 4.7.3