File _service of Package firefox-global-menu

<services>
  <service name="download_src_package">
    <param name="host">download.opensuse.org</param>
    <param name="protocol">https</param>
    <param name="path">/source/distribution/leap/16.0/repo/oss/src/MozillaFirefox-140.0-160000.2.1.src.rpm</param>
  </service>
</services>