Install from specific REPOSITORY (centos 6.5)

Query Available Packages From Selected YUM Repository

$ yum --disablerepo="*" --enablerepo="google" list available
Loaded plugins: dellsysidplugin2, refresh-packagekit
Available Packages
google-chrome-beta.i386                                                          5.0.307.9-39052                                                       google
google-chrome-unstable.i386                                                      5.0.322.2-38810                                                       google
google-desktop-linux.i386                                                        1.2.0-0088                                                            google
picasa.i386