How to set up PX4 environment on raspbian os

when i am trying to clone the repository for PX4 set up in raspberry pi os lite .
but the repository is correct …but when am cloning it gives me some fatel error

That’s not enough information to respond.

However, you might not want to build PX4 on a RPi because it hasn’t really been tested on arm64 (or armv7), so you will run into many problems.