https://www.atlassian.com/git/tutorials/dotfiles

1. Setup ssh-keys
2. alias config='/usr/bin/git --git-dir=$HOME/.cfg/ --work-tree=$HOME'
3. echo ".cfg" >> .gitignore
4. git clone --bare git@github.com:paulgolter/dotfiles.git $HOME/.cfg
5. config checkout
6. config config --local status.showUntrackedFiles no