it will be hit and ( mostly) miss .I think that ,for the most part, every single program has had an update to it . Without yum to straiten out the dependencies , it will be "fun" . you might want to start with the new kernel use yum with the -- localinstall option then work through the never ending list of dependencies.
but use the fedora 9 mirrors
linux is not windows and there is no such thing as a "service pack"
there is a fedora respin using jigdo downloader
or a torrent file
they were updated to December 17, 2008 .
you best option is to temporally connect the desktop to the net and run a update