yum install --nogpgcheck ruby-activerecord-2.3.8-3.fc13.noarch.rpm
Loaded plugins: presto, refresh-packagekit
Setting up Install Process
Examining ruby-activerecord-2.3.8-3.fc13.noarch.rpm: ruby-activerecord-2.3.8-3.fc13.noarch
Marking ruby-activerecord-2.3.8-3.fc13.noarch.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package ruby-activerecord.noarch 0:2.3.8-3.fc13 set to be updated
--> Processing Dependency: rubygem-activesupport = 2.3.8 for package: ruby-activerecord-2.3.8-3.fc13.noarch
--> Finished Dependency Resolution
Error: Package: ruby-activerecord-2.3.8-3.fc13.noarch (/ruby-activerecord-2.3.8-3.fc13.noarch)
Requires: rubygem-activesupport = 2.3.8
Installed: 1:rubygem-activesupport-2.3.8-1.fc13.noarch (@/rubygem-activesupport-2.3.8-1.fc13.noarch)
Available: 1:rubygem-activesupport-2.3.5-1.fc13.noarch (fedora)
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest