Почему composer не подхватывает форк проекта?

Question

Дмитрий Баскаков @dmtrbskkv

Кодим и декодим, а иногда кино смотрим

Composer

Почему composer не подхватывает форк проекта?

Есть основной репозиторий:
https://github.com/PHPOffice/PHPPresentation

Есть форк:
https://github.com/dmtrbskkv/php-presentation-fix

Есть composer

клик

{
    "name": "laravel/laravel",
    "type": "project",
    "description": "The Laravel Framework.",
    "keywords": ["framework", "laravel"],
    "license": "MIT",
    "require": {
        "php": "^8.0.2",
        "ext-fileinfo": "*",
        "ext-intl": "*",
        "doctrine/dbal": "^3.5",
        "firebase/php-jwt": "^6.3",
        "guzzlehttp/guzzle": "^7.5",
        "kwn/number-to-words": "^2.6",
        "laravel/framework": "^9.19",
        "laravel/sanctum": "^3.0",
        "laravel/tinker": "^2.7",
        "phpoffice/phppresentation": "fix-pptx"
    },
    "require-dev": {
        "fakerphp/faker": "^1.9.1",
        "laravel/pint": "^1.0",
        "laravel/sail": "^1.0.1",
        "mockery/mockery": "^1.4.4",
        "nunomaduro/collision": "^6.1",
        "phpunit/phpunit": "^9.5.10",
        "spatie/laravel-ignition": "^1.0"
    },
    "autoload": {
        "psr-4": {
            "App\\": "app/",
            "Database\\Factories\\": "database/factories/",
            "Database\\Seeders\\": "database/seeders/"
        }
    },
    "autoload-dev": {
        "psr-4": {
            "Tests\\": "tests/"
        }
    },
    "repositories": [
        {
            "type": "vcs",
            "url": "https://github.com/dmtrbskkv/php-presentation-fix.git"
        }
    ],
    "scripts": {
        "post-autoload-dump": [
            "Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
            "@php artisan package:discover --ansi"
        ],
        "post-update-cmd": [
            "@php artisan vendor:publish --tag=laravel-assets --ansi --force"
        ],
        "post-root-package-install": [
            "@php -r \"file_exists('.env') || copy('.env.example', '.env');\""
        ],
        "post-create-project-cmd": [
            "@php artisan key:generate --ansi"
        ]
    },
    "extra": {
        "laravel": {
            "dont-discover": []
        }
    },
    "config": {
        "optimize-autoloader": true,
        "preferred-install": "dist",
        "sort-packages": true,
        "allow-plugins": {
            "pestphp/pest-plugin": true
        }
    },
    "minimum-stability": "dev",
    "prefer-stable": true
}

Использовал эту инструкцию:
https://habr.com/ru/articles/274651/

Ошибка:
Could not parse version constraint fix-pptx: Invalid version string "fix-pptx"

По какой причине оно не работает?