To enable Fedora legacy updates:
[legacy-updates]
name=Fedora Legacy $releasever - $basearch - Updates
mirrorlist=http://fedora.redhat.com/Download/mirrors/legacy-updates-released-fc$releasever
#baseurl=file:///misc/ftp/mirrors/fedoralegacy/fedora/$releasever/updates/$basearch
enabled=1
gpgcheck=1
gpgkey=http://www.fedoralegacy.org/FEDORA-LEGACY-GPG-KEY
[legacy-testing]
name=Fedora Legacy $releasever - $basearch - Updates Testing
mirrorlist=http://fedora.redhat.com/Download/mirrors/legacy-updates-testing-fc$releasever
enabled=0
gpgcheck=1
gpgkey=http://www.fedoralegacy.org/FEDORA-LEGACY-GPG-KEY