File _upstream of Package oscupstream

<upstream>
  <source>
    <file archive='tar' compress='gzip'>upstream.tar.gz</file>
    <svn>
      <url>https://forgesvn1.novell.com/svn/opensuse/trunk/buildservice/src/tools/upstream</url>
      <destdir>oscupstream</destdir>
    </svn>
  </source>
</upstream>