'Clone LUN with the given handle to the new name.
:param: is_snapshot Not used, present for method signature consistency'

def _clone_lun(self, name, new_name, space_reserved=None, qos_policy_group_name=None, src_block=0, dest_block=0, block_count=0, source_snapshot=None, is_snapshot=False):

    if (not space_reserved):
        space_reserved = self.lun_space_reservation
    if (qos_policy_group_name is not None):
        msg = _('Data    ONTAP    operating    in    7-Mode    does    not    support    QoS    policy    groups.')
        raise exception.VolumeDriverException(msg)
    metadata = self._get_lun_attr(name, 'metadata')
    path = metadata['Path']
    (parent, _splitter, name) = path.rpartition('/')
    clone_path = ('%s/%s' % (parent, new_name))
    self.zapi_client.clone_lun(path, clone_path, name, new_name, space_reserved, src_block=src_block, dest_block=dest_block, block_count=block_count, source_snapshot=source_snapshot)
    self.vol_refresh_voluntary = True
    luns = self.zapi_client.get_lun_by_args(path=clone_path)
    cloned_lun = luns[0]
    self.zapi_client.set_space_reserve(clone_path, space_reserved)
    clone_meta = self._create_lun_meta(cloned_lun)
    handle = self._create_lun_handle(clone_meta)
    self._add_lun_to_table(block_base.NetAppLun(handle, new_name, cloned_lun.get_child_content('size'), clone_meta))
