The notesbooks save to git are in .py format. The code that is markdown or magic commands get commented out. If you reload it as a notebook, then it will render that markdown and code again. Here is what the python would look like

# Databricks notebook source
# INCLUDE_HEADER_TRUE
# INCLUDE_FOOTER_TRUE
 
# COMMAND ----------
 
# MAGIC %md 
# MAGIC # Databricks Platform
# MAGIC