https://github.com/apache/airflow/blob/main/airflow/cli/commands/task_command.py#L145
"""Generate a ``run_id`` for a DAG run that will be created temporarily.
    This is used mostly by ``airflow task test`` to create a DAG run that will
    be deleted after the task is run.
    """
    return f"__airflow_temporary_run_{timezone.utcnow().isoformat()}__"
def _get_dag_run(
    *,
    dag: DAG,