bash script for prune all git history

remove_git_history.sh

#!/bin/bash

clear && cat << EOF
##########################################| WARNING |##########################################

          !THIS SCRIPT WILL DELETE ALL COMMIT HISTORY AND PUSH A NEW INITIAL COMMIT.         

                      Make sure you really want to do this before proceeding.  

##########################################| WARNING |##########################################
EOF

read -p "Are you sure you want to delete all commit history and force push a new initial commit? (y/n): " -n 1 -r
echo
if [[ ! $REPLY =~ ^[Yy]$ ]]
then
    echo "Operation aborted."
    exit 1
fi

echo "Proceeding with deleting commit history and creating a new initial commit..."

# delete commit history and create a new initial commit
del_commit() {
  git checkout --orphan latest_branch || { echo "Failed to create orphan branch"; exit 1; }
  git add -A || { echo "Failed to stage files"; exit 1; }
  git commit -am "initial commit" || { echo "Failed to create initial commit"; exit 1; }
  git branch -D main || { echo "Failed to delete main branch"; exit 1; }
  git branch -m main || { echo "Failed to rename branch to main"; exit 1; }
  git push -f origin main || { echo "Failed to force push to main"; exit 1; }
}

del_commit

echo "New initial commit has been created and pushed to the main branch."
echo "Operation completed successfully."

exit 0

Execute Directly Without Saving

If you don't want to save the file locally, use curl or wget and pipe the output directly to bash:

Using curl:

curl -s https://gist.githubusercontent.com/AppleBoiy/a9fa1cff9819cc471310c41cc87fccf8/raw/151db93c96ee3d95305c87c4b0214812944d708d/remove_git_history.sh | bash

Using wget:

wget -qO- https://gist.githubusercontent.com/AppleBoiy/a9fa1cff9819cc471310c41cc87fccf8/raw/151db93c96ee3d95305c87c4b0214812944d708d/remove_git_history.sh | bash