Rewrite git commits with your new user name and email

Case: You are author/committer of all commits of your local git repo

In case you want to use a different name and/or e-mail before making your git repo public or just uploading it to GitHub/GitLab, double-check the following steps with a competent AI chatbot of your choice before proceeding:

Warning

git-filter-repo is destructive and will modify your history permanently. First make a backup clone of your git repo before you start.

# Install git-filter-repo
pip install --user git-filter-repo

# Create a local clone without hardlink optimization
git clone --no-local ~/local/project-x ~/local/project-x-clone
# Change dir to clone repo
cd ~/local/project-x-clone

# Rewrite all commits/history with new author/committer
git filter-repo --commit-callback '
commit.author_name = commit.committer_name = b"New Name"
commit.author_email = commit.committer_email = b"new@email.com"
'