except ValidationError as e:
        logging.error(f"Error parsing event file: {e.errors()}")
        sys.exit(0)
    use_pr: Union[PullRequest, None] = None
    for pr in repo.get_pulls():
        if pr.head.sha == event.workflow_run.head_commit.id:
            use_pr = pr
            break
    if not use_pr:
        logging.error(f"No PR found for hash: {event.workflow_run.head_commit.id}")
        sys.exit(0)