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Clean Git repositories with BFG⚑

With BFG large or troublesome files can be removed from a Git Repository

The Git repo should be cloned with --mirror

Files⚑

Delete a file in a Git repository and force push the new commit history.

bfg --delete-files file.md
git reflog expire --expire=now --all && git gc --prune=now --aggressive
git push --force

Secrest⚑

A file with a list of secrets can be used to remove all occurrences in the git repository

leaked-passwords.txt

PASSWORD1                       # Replace literal string 'PASSWORD1' with '***REMOVED***' (default)
PASSWORD2==>examplePass         # replace with 'examplePass' instead
PASSWORD3==>                    # replace with the empty string
regex:password=\w+==>password=  # Replace, using a regex
regex:\r(\n)==>$1               # Replace Windows newlines with Unix newlines

bfg --replace-text leaked-passwords.txt

git reflog expire --expire=now --all && git gc --prune=now --aggressive