what with mock ??

["subhodip biswas" <subhodip fedoraproject org>]

Hi !
 every time i try to download fedora-packager ....yum fails giving the
following error messege

Error Downloading Packages:
  mock - 0.8.17-1.fc8.i386: failure: mock-0.8.17-1.fc8.i386.rpm from
updates: [Errno 256] No more mirrors to try.

while error from mirrors are   " HTTP Error 404: Not Found" ..

Is mock not available yet ?? what am i missing here ??

-- 
Regards
Subhodip Biswas

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