The component 'petitboot' is only available for product Fedora and not RHEL. We need this option under RHEL also.
You need to use the maitai process to add RHEL components.
What is the "maitai process"? It is not listed in bugzilla user guide. https://bugzilla.redhat.com/docs/en/html/search.html?q=maitai&check_keywords=yes&area=default