Pin YUM packages with versionlock

So you want to use yum-cron to autoupdate your system but skip some packages? versionlock is the way to go.

$ sudo yum install yum-plugin-versionlock

$ sudo yum versionlock add puppet

$ sudo yum versionlock list

$ sudo yum versionlock delete 0:openldap-2.4.39-8.el6.*