git --git-dir ~/.usergit --work-tree / init
mkdir -p ~/bin
curl -L https://raw.githubusercontent.com/a3f/.dotfiles/master/bin/user > ~/bin/user
chmod +x ~/bin/user
~/bin/user git config status.showuntrackedfiles no
~/bin/user git remote add upstream git@github.com:a3f/.dotfiles.git
~/bin/user git pull --force upstream master