git-remove-from-history

#!/bin/bash

# git filter-branch --index-filter 'git rm --ignore-unmatch -r --cached ":(exclude)foo"' --prune-empty -- --all
pattern="$1"

[[ -z ${pattern} ]] && exit 1

git filter-branch --index-filter "git rm --cached --ignore-unmatch ${pattern}" --tag-name-filter cat -f -- --all
git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
git reflog expire --expire=now --all
git gc --prune=now