Since this early morning 2010-04-29 03:45 UTC looks like a Red Hat DataCenter ( PHX2 ) face a major outage ! Lot of Fedora Webservices are affected and also Red Hat themself with Bugzilla , German Website etc.
there is absolut no Infor on a Red Hat Site about this Problem.
see Fedora Announcement:
http://lists.fedoraproject.org/pipermail/infrastructure/2010-April/008776.html http://www.redhat.com/mailman/listinfo/rhn-outage-list