In [Chapter 3.5] (Monitoring Kubernetes) , we write the following:
In Checkmk Raw you will need to create the hosts for the accumulating piggyback data manually.
The find_piggy_orphans script will just help to find the Piggyback hosts. Adding them to the monitoring is still a manual task in CRE. You can either add them manually or use REST API to add it.
You can also get some ideas on this thread