You can create your portfolio by cloning this respository, and making necessary modifications.
In your terminal:
git clone https://github.com/IMGIITRoorkee/git-workshop-template-2020.git
Then in index.html file add your name, profile picture, branch, year and github username and save it.
Push it to a repository named <username>.github.io.
Viola! 🎉 Your page is hosted at <username>.github.io.