Chain-bench intends to automate the Software Supply Chain CIS benchmark, but those checks are not part of them.
If you believe they can improve the security posture, feel free to contribute to the actual benchmark here (which is under final review) by opening a ticket.
GitHub provides a list of community standard checks that help improving the quality of a repository.
For instance for the frsca project:
As a user I would like chain-bench to report this missing community standards so that I can improve the overall quality of my repositories.