Don't panic, it has moved to a new home!
https://github.com/RedHatOfficial/ocp4-helpernode
When I first started the "helpernode", it was to help me learn/install OpenShift 4. It has since then grown to actually start being useful to others.
To help it grow beyond it's initial intention, I need more eyes/brains on the project.
Take a look at the contribuing page!