make a private fork of a public repo

clone_and_push.bash

# from https://stackoverflow.com/a/30352360/6816965

# 1. clone the publish repo and push it into the private one
git clone --bare https://github.com/exampleuser/public-repo.git
cd public-repo.git
git push --mirror https://github.com/yourname/private-repo.git
cd ..
rm -rf public-repo.git

# 2. work on the private repository as usual
git clone https://github.com/yourname/private-repo.git
cd private-repo
make some changes
git commit
git push origin master

# 3. sync the original repo with the private one
git remote add public https://github.com/exampleuser/public-repo.git
git pull public master # Creates a merge commit
git push origin master

# 4. PR private -> public
git clone https://github.com/yourname/the-fork.git
cd the-fork
git remote add private_repo_yourname https://github.com/yourname/private-repo.git
git checkout -b pull_request_yourname
git pull private_repo_yourname master
git push origin pull_request_yourname