git clone - get repository from server
git checkout [branch_name] - switch branch
git pull - sync local branch with remote one
git add [path/to/file] - prepare local changes in selected file to commit
git commit -m "commit message" - commit staged files with "commit message"
git push origin [branch_name] - push local branch to remote one
Clone remote repository
Checkout to the appropriate branch
Don't forget to pull branch one time per day at least
Commit your changes into the appropriate folder in the repository
Into terminal run command for generate SSH KEY:
ssh-keygen -t rsa -C "your_email@example.com"
ssh-add id_rsa
Install xclip for copy SSH KEY:
sudo apt-get install xclip
xclip -sel clip < ~/.ssh/id_rsa.pub