File _service of Package nginx

<services>
  <service name="download_src_package">
    <param name="host">nginx.org</param>
    <param name="protocol">http</param>
    <param name="path">/packages/mainline/centos/7/SRPMS/nginx-1.15.9-1.el7_4.ngx.src.rpm</param>
  </service>
</services>