git
Git is the command line program for interacting with a git repository
sudo apt install -y git kdiff3
git config --global pull.rebase false
git config --global advice.addIgnoredFile false
git config --global init.defaultBranch main
then configure it
git config --global user.email "yourname@yourdomain.com"
git config --global user.name "Your Name"
for example:
git config --global user.email "danaukes@danaukes.com"
git config --global user.name "Dan Aukes"