You can access a Git repository using either SSH or HTTPS and can change to either one depending on your use case.

To check which repository your project is connected to, you can use the following command:

$ git remote -v

To change your project's repository, use the following command:

To clone a GitHub repository with a different user:

1. Open your terminal or command prompt and navigate to the directory where you want to clone the repository.

2. If your GitHub username is "username", simply run:

   $ git clone https://username@github.com/example/repo.git

    

3. Enter your GitHub password when prompted

Publishing a PHP library to Packagist.org is a straightforward process that involves a few simple steps. An existing Github repository that is public is required (although private is also available) in order to submit to Packagist.