Steps to clear out the history of a git/github repository

git-clearHistory

-- Remove the Git history
rm -rf .git

-- reinitialise Git
git init
git add .
git commit -m "Initial commit"

-- create repo through Github CLI
gh repo create --public --source=.

-- alternatively add remote and push to the github manually
git remote add origin git@github.com:<YOUR ACCOUNT>/<YOUR REPO>.git
git push -u --force origin main