Unfuck git (remove ignored but tracked files)

unfuck.sh

#!/bin/sh

if ! [ -d .git ]
then
        echo >&2 Not in top level of a git repo
        exit 1
fi

# Remove _every_ file from tracking
git ls-files | xargs git rm --cached

# re-add everything (now gitignored files will be ignored)
git add .

echo Check your changes
git status
exit 0