Haven't watched this yet, but i think it walks through how to set up git. https://www.youtube.com/watch?v=J_Clau1bYco
make a new folder. In cmd, navigate to this directory and type in git init
type in this command in the command line git remote add origin https://github.com/armdev-sanjay/TSAT5_COMMS.git
git pull origin master
git checkout -b new_branch_name
git add .
git commit -m comment_on_changes_made
git push origin new_branch_name