def METHOD_NAME(self, cognite_client, fitted_model):
    new_model = cognite_client.entity_matching.refit(external_id=fitted_model.external_id, true_matches=[(1, 3)])
    new_model2 = cognite_client.entity_matching.refit(id=fitted_model.id, true_matches=[(1, 3)])
    assert isinstance(new_model, EntityMatchingModel)
    assert isinstance(new_model2, EntityMatchingModel)
    cognite_client.entity_matching.delete(id=[new_model.id, new_model2.id])