yum info rubygem-timecop
Loaded plugins: product-id, security, subscription-manager
Updating certificate-based repositories.
Installed Packages
Name        : rubygem-timecop
Arch        : noarch
Version     : 0.3.5
Release     : 2.el6
Size        : 31 k
Repo        : installed
From repo   : aeolus-brew-nightly
Summary     : Provides a unified method to mock Time.now, Date.today in a single call
URL         : http://github.com/jtrupiano/timecop
License     : MIT
Description : A gem providing "time travel" and "time freezing" capabilities,
              making it dead simple to test time-dependent code.  It provides a 
              unified method to mock
             Time.now, Date.today, and DateTime.now in a single call.

rpm -qa | grep rubygem-timecop
rubygem-timecop-0.3.5-2.el6.noarch

========================================================
Repo Used : 
http://download.lab.bos.redhat.com/rel-eng/CloudForms/1.0/2012-03-12.1/el6-ce/
===================================================================

rpm -qa|grep aeolus
aeolus-conductor-doc-0.8.0-41.el6.noarch
rubygem-aeolus-cli-0.3.0-13.el6.noarch
aeolus-all-0.8.0-41.el6.noarch
aeolus-conductor-0.8.0-41.el6.noarch
rubygem-aeolus-image-0.3.0-12.el6.noarch
aeolus-configure-2.5.0-18.el6.noarch
aeolus-conductor-daemons-0.8.0-41.el6.noarch

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

http://rhn.redhat.com/errata/RHEA-2012-0636.html