$ yum --disablerepo \* --enablerepo=extras list libgdiplus
Loading "installonlyn" plugin
Loading "repolist" plugin
Loading "fastestmirror" plugin
Loading "priorities" plugin
Setting up repositories
Loading mirror speeds from cached hostfile
styx.biochem.wfubmc.edu already timed: 0.226562023163
 * styx.biochem.wfubmc.edu : 0.226562 secs
mirror.sanctuaryhost.com already timed: 0.119304180145
 * mirror.sanctuaryhost.com : 0.119304 secs
mirror.fdcservers.net already timed: 1.10477900505
 * mirror.fdcservers.net : 1.104779 secs
mirror.nic.uoregon.edu already timed: 0.205420970917
 * mirror.nic.uoregon.edu : 0.205421 secs
updates.interworx.info already timed: 0.154958963394
 * updates.interworx.info : 0.154959 secs
centos.mirrors.redwire.net already timed: 0.195343971252
 * centos.mirrors.redwire.net : 0.195344 secs
mirror.astate.edu already timed: 1.13256883621
 * mirror.astate.edu : 1.132569 secs
mirror.nyi.net already timed: 1.11177706718
 * mirror.nyi.net : 1.111777 secs
 * centos-distro.cavecreek.net : 1.105896 secs
 * www.ossmirror.com : 1.156966 secs
Reading repository metadata in from local files
0 packages excluded due to repository priority protections