yum clean all
Loaded plugins: refresh-packagekit, rhnplugin
Config Error: File contains no section headers.
file: file://///etc/yum.repos.d/rhel-beta.repo, line: 1
'me=Red Hat Enterprise Linux 6Server Beta - i386\n'

求大神告知这是为啥
me=Red Hat Enterprise Linux $releasever Beta - $basearch
rhel-beta。repo第一行