problemas con yum

[Irving Casillas]

al iniciar el comando yum update en fedora 14 me aparece lo siguente:

[root at xxxx ~]# yum update
Complementos cargados:langpacks, presto, refresh-packagekit
Adding es_MX to language list
fedora/metalink | 18 kB 00:00
Could not retrieve mirrorlist
http://mirrors.rpmfusion.org/mirrorlist?repo=free-fedora-14&arch=i386 error
was
14: PYCURL ERROR 6 - ""
Error: Cannot retrieve repository metadata (repomd.xml) for repository:
rpmfusion-free. Please verify its path and try again

alguien sabe a q se deve y como arreglarlo pues no puedo usar el yum para
instalar paquetes
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