• Fork the repository to your account.
• Copy the clone url of your repository.
• Clone the repository to your machine git clone https://github.com/YOUR_USER_NAME/GATE-2022.git
• Make sure you create a branch with the name as the issue you are working on git checkout -b YOUR_BRANCH_NAME, and make sure you are working on the same branch and not the master, run git status to know which branch you are working on, run git branch, your branch will be highlighted with an *. If you are not in your branch or want to move to another branch use git checkout BRANCH_NAME. a good branch name should explain what this branch is about eg. sem-5_CompterSciendce_DBMS etc.
• Add the upstream url of original repository, follow the instructions here
• Make sure your repository is in sync with the original repository's master branch. Follow the instruction here to know how to keep your local repository in sync.
• Finally when you have made the changes, submit a pull request through github from the original repository, choose your branch against the master of original or create a new branch.

Contributions are most welcome!