Follow these steps accordingly to contribute to Hacktoberfest to earn swags and learn something about the open source contribution.
Create a account on Github
Register yourself for Hacktoberfest.
https://hacktoberfest.digitalocean.com/register
This is the link of the repository that you guys will be contributing to: https://github.com/GDSC-BVP-ND/Project-Hub
Star this repository
Fork this repository on your profile
Open Terminal and type in these commands
$ cd Desktop
$ git clone https://github.com/<YOUR USERNAME>/Project-Hub.git
$ cd Project-Hub