The Cloud Foundry(CF) buildpacks and Tanzu Platform for Cloud Foundry buildpacks have diverged. Customer should no longer look at CF open source git repositories for latest release notes.
Tanzu Platform for Cloud Foundry
Individual commercial buildpack's releases notes are included in Broadcom docs starting at TPCF 10.
To access the release notes for a specific buildpack, please refer to Commercial buildpacks (use TPCF 10.2 as an example).
If you are using TPCF 6, please use the latest TPCF 10 Commercial buildpacks as a reference to get release notes for each buildpack.