Override nested dependencies with Composer

Override nested dependencies with Composer.json

{
    "name": "page-carbajal/my-awesome-package",
    "description": "My Awesome Package",
    "type": "Plugin",
    "authors": [
        {
            "name": "Page Carbajal",
            "email": "awesom@pagecarbajal.com"
        }
    ],
    "autoload": {
        "files":[
            "path/to/source/wrappers.php"
        ],
        "psr-4":{
            "MyPackage\\": "source/"
        }
    },
    "require": {
        "php": ">=5.5",
        "phpoffice/phpexcel": "^1.8",
        "page-carbajal/wpexpress": "dev-master",
        "page-carbajal/wpexpress-ui": "dev-master as 0.5.2",
        "page-carbajal/wpexpress-query": "dev-master as 0.10.4"
    }
}