def perform_variants_query(job, **kwargs):
    """Query for variants.

    :param job: API to interact with the owner of the variants.
    :type job: :class:`cibyl.sources.zuul.transactions.JobResponse`
    :param kwargs: See :func:`handle_query`.
    :return: List of retrieved variants.
    :rtype: list[:class:`cibyl.sources.zuul.transactions.VariantResponse`]
    """
    return job.variants().get()