folder_wipe.sh

#!/usr/bin/env bash

set -e

DIRNAME=$1

if [[ $DIRNAME == '' ]]
then
  echo 'NO DIRECTORY SPECIFIED'
  echo 'exiting..'
  exit 1
fi

git branch -r | grep -v /HEAD

for remote in `git branch -r | grep -v /HEAD`
do
  git checkout --track $remote
done

git checkout master

git filter-branch \
  --index-filter 'git rm -rf --cached --ignore-unmatch $DIRNAME/' \
  --prune-empty \
  --tag-name-filter cat -- --all

git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d

rm -Rf .git/logs .git/refs/original

git gc --prune=all --aggressive

git push origin --all --force
git push origin --tags --force