git how to remove a file from history code example

Example 1: git remove file from history

$ git rm --cached giant_file
# Stage our giant file for removal, but leave it on disk

Example 2: remove file history from git

git filter-branch --index-filter "git rm -rf --cached --ignore-unmatch path_to_file" HEAD

Example 3: how to remove one file from git history

To replace all text listed in passwords.txt wherever it can be found in your repository's history, run:
bfg --delete-files YOUR-FILE-WITH-SENSITIVE-DATA