git clone https://github.com/SahuSumanta/ACCIO.git
git remote add --track master upstream git@github.com:SahuSumanta/ACCIO.git
git fetch upstream
git checkout -b fix-readme-typo upstream/master
git add .
git commit -m "Fix grammar mistakes in the readme file"
git push -u origin fix-readme-typo