Meta data based repository check revealed an inconsistency: an x86_64 build of soundtracker-0.6.7-4 is missing.
Package has been without a maintainer for some time and has been removed from the Fedora Extras Development repository. It won't reappear unless somebody picks it up. For more information: http://fedoraproject.org/wiki/Extras/OrphanedPackages http://fedoraproject.org/wiki/Extras/FC6Status