async def METHOD_NAME(url: str, repo_owner: str, repo_name: str) -> dict:
    """
    Business logic to retrieve templates from DockerHub.
    Args:
        url (str): The URL endpoint for retrieving templates. Should contain placeholders `{}`
            for the `repo_owner` and `repo_name` values to be inserted. For example:
            `https://hub.docker.com/v2/repositories/{}/{}/tags`.
        repo_owner (str): The owner or organization of the repository from which templates are to be retrieved.
        repo_name (str): The name of the repository where the templates are located.
    Returns:
        tuple: A tuple containing two values.
    """
    async with httpx.AsyncClient() as client:
        response = await client.get(f"{url.format(repo_owner, repo_name)}/", timeout=10)
        if response.status_code == 200:
            response_data = response.json()
            return response_data
        response_data = response.json()
        return response_data