def mk_repo(prj, repo_name):
    """ Return parameters for creating a repo. """
    return {
        "CodeRepositoryName": prj.full_job_name(repo_name),
        "GitConfig": {
            "RepositoryUrl": prj.notebook.repo_url,
            "Branch": prj.notebook.repo_branch,
            "SecretArn": prj.notebook.repo_secret_arn,
        },
    }