Description of problem:
Using preupgrade on a fully updated version of F-12 to F-13 and then running package-cleanup --orphans lists ibus chewing as being orphaned. The reason is that the F12 version has a greater nvr than the F13 version - see below. Please push updated packages for F13.

# yum downgrade ibus-chewing
Loaded plugins: presto, refresh-packagekit
Setting up Downgrade Process
Resolving Dependencies
--> Running transaction check
---> Package ibus-chewing.x86_64 0:1.2.99.20100317-1.fc13 set to be updated
---> Package ibus-chewing.x86_64 0:1.2.99.20100317-2.fc12 set to be erased
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package           Arch        Version                        Repository   Size
================================================================================
Downgrading:
 ibus-chewing      x86_64      1.2.99.20100317-1.fc13         fedora       61 k

Transaction Summary
================================================================================
Remove        0 Package(s)
Reinstall     0 Package(s)
Downgrade     1 Package(s)

Total download size: 61 k
Is this ok [y/N]: y
Downloading Packages:
Setting up and reading Presto delta metadata
Processing delta metadata
Package(s) data still to download: 61 k
ibus-chewing-1.2.99.20100317-1.fc13.x86_64.rpm           |  61 kB     00:00     
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : ibus-chewing-1.2.99.20100317-1.fc13.x86_64               1/2 
  Cleanup        : ibus-chewing-1.2.99.20100317-2.fc12.x86_64               2/2 

Removed:
  ibus-chewing.x86_64 0:1.2.99.20100317-2.fc12                                  

Installed:
  ibus-chewing.x86_64 0:1.2.99.20100317-1.fc13                                  

Complete!

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