def update_import_request(self, import_request_to_update, project, repository_id, import_request_id):
        """UpdateImportRequest.
        [Preview API] Retry or abandon a failed import request.
        :param :class:`<GitImportRequest> <azure.devops.v5_0.git.models.GitImportRequest>` import_request_to_update: The updated version of the import request. Currently, the only change allowed is setting the Status to Queued or Abandoned.
        :param str project: Project ID or project name
        :param str repository_id: The name or ID of the repository.
        :param int import_request_id: The unique identifier for the import request to update.
        :rtype: :class:`<GitImportRequest> <azure.devops.v5_0.git.models.GitImportRequest>`
        """
        route_values = {}
        if project is not None:
            route_values['project'] = self._serialize.url('project', project, 'str')
        if repository_id is not None:
            route_values['repositoryId'] = self._serialize.url('repository_id', repository_id, 'str')
        if import_request_id is not None:
            route_values['importRequestId'] = self._serialize.url('import_request_id', import_request_id, 'int')
        content = self._serialize.body(import_request_to_update, 'GitImportRequest')
        response = self._send(http_method='PATCH',
                              location_id='01828ddc-3600-4a41-8633-99b3a73a0eb3',
                              version='5.0-preview.1',
                              route_values=route_values,
                              content=content)
        return self._deserialize('GitImportRequest', response)
UpdateImportRequest.
        [Preview API] Retry or abandon a failed import request.
        :param :class:`<GitImportRequest> <azure.devops.v5_0.git.models.GitImportRequest>` import_request_to_update: The updated version of the import request. Currently, the only change allowed is setting the Status to Queued or Abandoned.
        :param str project: Project ID or project name
        :param str repository_id: The name or ID of the repository.
        :param int import_request_id: The unique identifier for the import request to update.
        :rtype: :class:`<GitImportRequest> <azure.devops.v5_0.git.models.GitImportRequest>`