def _extract_own_models(self) -> None:
        """
        Extract own models that were already fetched and attached to root node
        """
        for model in self.parent.models:
            child_models = getattr(model, self.relation_field.name)
            if isinstance(child_models, list):
                self.models.extend(child_models)
            elif child_models:
                self.models.append(child_models)

        Extract own models that were already fetched and attached to root node
        
ormar/queryset/queries/prefetch_query.py