Update all commits of a branch with new author and committer information.

correct-commit-author-for-all-commits.sh

NEW_AUTHOR_NAME="John Doe"
NEW_AUTHOR_EMAIL="[email protected]" # Private Git Email

# Start filter-branch to rewrite the author information for all commits
git filter-branch -f --env-filter '

CORRECT_NAME="'"$NEW_AUTHOR_NAME"'"
CORRECT_EMAIL="'"$NEW_AUTHOR_EMAIL"'"

export GIT_COMMITTER_NAME="$CORRECT_NAME"
export GIT_COMMITTER_EMAIL="$CORRECT_EMAIL"
export GIT_AUTHOR_NAME="$CORRECT_NAME"
export GIT_AUTHOR_EMAIL="$CORRECT_EMAIL"
' --tag-name-filter cat -- --branches --tags

# Force push the rewritten commits (Be cautious with force pushing)
echo "Pushing corrected commits..."
git push --force-with-lease

echo "Author correction complete!"