# yum -d 5 install thispackageisnotthere
Loading "installonlyn" plugin
Loading "fastestmirror" plugin
Loading "priorities" plugin
Running "config" handler for "installonlyn" plugin
Running "config" handler for "priorities" plugin
Running "init" handler for "fastestmirror" plugin
Yum Version: 3.0.5
COMMAND: yum -d 5
Installroot: /
Ext Commands:
thispackageisnotthere
Setting up Install Process
Setting up repositories
Running "postreposetup" handler for "fastestmirror" plugin
Loading mirror speeds from cached hostfile
Reading repository metadata in from local files
Setting up Package Sacks
Running "exclude" handler for "priorities" plugin
0 packages excluded due to repository priority protections
Reading Local RPMDB
Parsing package install arguments
Checking for virtual provide or file-provide for thispackageisnotthere
Searching pkgSack for dep: thispackageisnotthere
Nothing to do