PlatformIO Community

Bluepill and mbed os 6.2

Hey! I read the docs and it looks like platformio uses mbed 5 for bluepill board.
There is a community files to make bluepill work with mbed 6 here

https://os.mbed.com/users/hudakz/code/mbed-os-bluepill/

How to properly use mbed 6.2 with bluepill and these files? What I need to change to use it?