Under collectorforkubernetes and collectorforopenshift you will find configuration files for different versions of Kubernetes and OpenShift clusters. Use the one that is highest version closest to your using version of the Cluster.
For example, if you are using OpenShift 4.3, you should use collectorforopenshift/4.2. If you are using OpenShift 3.11, you should use collectorforopenshift/3.11
Look www.outcoldsolutions.com for details