Script to replace a substring in all new commit messages in your feature branch

bulk_edit_commit_msgs.sh

#!/usr/bin/env bash

substring=$1
replace=$2
current_branch=$(git name-rev --name-only HEAD)

echo "Replacing ${substring} with ${replace} in all new commits in ${current_branch}"
cd $(git root)
git filter-branch --msg-filter "'sed ""s/${substring}/${replace}/g""'" master..${current_branch}
git push -f
cd -
echo "Done!"