CS upgrade checksum issue

    > U
Updating the CloudStack and its dependencies...
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
 * rpmforge: apt.sw.be
base                                                     |  951 B     00:00
cloud-temp                                               | 2.6 kB     00:00
cloud-temp/primary_db                                    |  22 kB     00:00
file:///usr/src/CloudStack-oss-3.0.1-1-rhel6.2/repodata/primary.sqlite.bz2: [Errno -3] Error performing checksum
Trying other mirror.
cloud-temp/primary_db                                    |  22 kB     00:00
file:///usr/src/CloudStack-oss-3.0.1-1-rhel6.2/repodata/primary.sqlite.bz2: [Errno -3] Error performing checksum
Trying other mirror.
Error: failure: repodata/primary.sqlite.bz2 from cloud-temp: [Errno 256] No more mirrors to try.