cat /usr/share/preupgrade/releases.list
[Fedora 8 (Werewolf)]
stable=True
version=8
mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-8&arch=$basearch
installmirrorlist=http://mirrors.fedoraproject.org/mirrorlist?path=pub/fedora/linux/releases/8/Fedora/$basearch/os

# Not available yet
#[Fedora 9 (Sulphur)]
#stable=True
#version=9
#mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-9&arch=$basearch
#installmirrorlist=http://mirrors.fedoraproject.org/mirrorlist?path=pub/fedora/linux/releases/9/Fedora/$basearch/os

[Fedora 9 (Sulphur) Beta]
version=8.92
mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?path=pub/fedora/linux/releases/test/9-Beta/Fedora/$basearch/os

[Rawhide]
# Rawhide is *always* the newest
version=999
baseurl=http://nighthawk.pnq.redhat.com/nightly/rawhide-latest-i386/