test-repo/tests/markdown/code/additional-space.md

1. Fork the repo and create your branch from master.

   Open terminal (e.g. Terminal, iTerm, Git Bash or Git Shell) and type:

   git clone https://github.com/<your_username>/jest
   cd jest
   git checkout -b my_branch
   

   Note: Replace <your_username> with your GitHub username

2. Run yarn install. On Windows: To install Yarn on Windows you may need to download either node.js or Chocolatey
   

   yarn install
   

   To check your version of Yarn and ensure it's installed you can type:

   yarn --version