'Parse options.
If any brew options is specified, instantiate KojiDownloader'

def parse(self):

    (self.command_line_options, self.command_line_leftover) = super(site_job_create, self).parse()
    if (self.command_line_options.template and self.command_line_options.control_file):
        generated_control_file = self._generate_control_file()
        self.data['control_file'] = open(generated_control_file).read()
    if self.command_line_options.koji_pkg:
        if (self.koji_client is None):
            self.koji_client = utils_koji.KojiClient()
    return (self.command_line_options, self.command_line_leftover)
