packagist
How to add non-public repositories from command line with composer?
You can run the following from the project root to add a repository to the project’s composer.json: composer config repositories.repo-name vcs https://github.com/<orgname or username>/repo Then you can require the specific repo with: composer require <orgname or username>/repo:dev-branchname The Composer documentation covers it at Modifying Repositories (CLI: composer config).
Use PHP composer to clone git repo
That package in fact is available through packagist. You don’t need a custom repository definition in this case. Just make sure you add a require (which is always needed) with a matching version constraint. In general, if a package is available on packagist, do not add a VCS repo. It will just slow things down. … Read more