There was a spec written for a couple of years ago it initially by Opensuse which then was enhanced by the spacewalk development community and got adopter into the standard for yum repos. here is one of the first post about it http://lists.baseurl.org/pipermail/yum/2008-April/021802.html here is an other article that came latter https://blogs.oracle.com/linux/entry/updates_to_errata_on_uln On Fri, Dec 27, 2013 at 10:00 PM, Shatil Rafitullah <[log in to unmask]> wrote: > Hello Scientific Linux folks, > > How are you generating the updates repos' updateinfo.xml? > (updateinfo.xml.gz) > > I had thought it came only from official Red Hat Network (RHN) repositories > or their projects EPEL or Fedora, but I see it in Scientific Linux: > > * SCL 5.10: > http://linuxsoft.cern.ch/cern/slc510/updates/x86_64/RPMS/repodata/ > * SCL 6.5: http://linuxsoft.cern.ch/cern/slc65/updates/x86_64/RPMS/repodata/ > > Shatil (@shatil)