xz/_service

<services>
  <service name="download_url">
    <param name="protocol">http</param>
    <param name="host">tukaani.org</param>
    <param name="path">/xz/xz-5.0.2.tar.bz2</param>
  </service>
  <service name="verify_file">
    <param name="file">_service:download_url:xz-5.0.2.tar.bz2</param>
    <param name="verifier">sha256</param>
    <param name="checksum">216df1ddbd591f0da63de31d4b0837eed6d019ccb0e36e57812764c69af645bc</param>
  </service>
</services>