fedora7更新问题

[root@localhost ~]# yum list
Loading "installonlyn" plugin
Could not retrieve mirrorlist http://mirrors.fedoraproject.org ... ora-7&arch=i386 error was
[Errno 4] IOError: <urlopen error (-2, '\xe6\x9c\xaa\xe7\x9f\xa5\xe7\x9a\x84\xe5\x90\x8d\xe7\xa7\xb0\xe6\x88\x96\xe6\x9c\x8d\xe5\x8a\xa1')>
Error: Cannot open/read repomd.xml file for repository: fedora
[root@localhost ~]#