Remove large files from git history automatically

github-clean-large-files.sh

#! /bin/sh
#This scipt searches for files larger than 100mb under the working directory and removes
#them from git automatically using git filter-branch. This makes it kind of dangerous,
#but also automatic and pretty useful.

WORKING_DIR=$(pwd)

for file in $(find "$WORKING_DIR" -size +100000000c -ls | grep -v ".git"); do
  git filter-branch --index-filter "git rm -rf --cached --ignore-unmatch $file" HEAD
  rm -rf .git/refs/original/ && git reflog expire --all &&  git gc --aggressive --prune
done