def update_forward_refs(cls, **localns: Any) -> None:
        """
        Processes fields that are ForwardRef and need to be evaluated into actual
        models.

        Expands relationships, register relation in alias manager and substitutes
        sqlalchemy columns with new ones with proper column type (null before).

        Populates OrmarConfig table of the Model which is left empty before.

        Sets self_reference flag on models that links to themselves.

        Calls the pydantic method to evaluate pydantic fields.

        :param localns: local namespace
        :type localns: Any
        :return: None
        :rtype: None
        """
        globalns = sys.modules[cls.__module__].__dict__.copy()
        globalns.setdefault(cls.__name__, cls)
        fields_to_check = cls.ormar_config.model_fields.copy()
        for field in fields_to_check.values():
            if field.has_unresolved_forward_refs():
                field = cast(ForeignKeyField, field)
                field.evaluate_forward_ref(globalns=globalns, localns=localns)
                field.set_self_reference_flag()
                if field.is_multi and not field.through:
                    field = cast(ormar.ManyToManyField, field)
                    field.create_default_through_model()
                expand_reverse_relationship(model_field=field)
                register_relation_in_alias_manager(field=field)
                update_column_definition(model=cls, field=field)
        populate_config_sqlalchemy_table_if_required(config=cls.ormar_config)
        # super().update_forward_refs(**localns)
        cls.model_rebuild(force=True)
        cls.ormar_config.requires_ref_update = False

        Processes fields that are ForwardRef and need to be evaluated into actual
        models.

        Expands relationships, register relation in alias manager and substitutes
        sqlalchemy columns with new ones with proper column type (null before).

        Populates OrmarConfig table of the Model which is left empty before.

        Sets self_reference flag on models that links to themselves.

        Calls the pydantic method to evaluate pydantic fields.

        :param localns: local namespace
        :type localns: Any
        :return: None
        :rtype: None
        
ormar/models/newbasemodel.py