GitLab composer registry install from source workaround

checkout-packages.php

<?php

$composerJson = json_decode(file_get_contents(__DIR__ . 'composer.json'), true);
$mappings = $composerJson['config']['extra']['sources-mapping'];

foreach ($mappings as $package => $repository) {
    $packageInfo = shell_exec("composer info --format=json $package");
    if ($packageJson = json_decode($packageInfo, true)) {
        $path = $packageJson['path'];
        $version = str_replace('dev-', '', reset($packageJson['versions']));
        shell_exec("rm -rf $path && git clone --branch $version -- $repository $path");
    }
}

composer.json

{
  "name": "netresearch/project",
  "description" : "Example project for GitLab hosted composer packages installed as source",
  "repositories": [
    { "type": "composer", "url": "https://my.git.server/api/v4/group/123456/-/packages/composer/packages.json"}
  ],
  "require": {
    "software/core": "^10.0.3",
    "netresearch/foo": "dev-master",
    "netresearch/bar": "dev-master"
  },
  "minimum-stability": "dev",
  "prefer-stable": true,
  "config": {
    "gitlab-domains": [
      "my.git.server"
    ],
    "preferred-install": {
      "*": "dist",
      "netresearch/*": "source"
    },
    "extra" : {
      "sources-mapping": {
        "netresearch/foo": "git@my.git.server:acme/project/foo.git",
        "netresearch/bar": "git@my.git.server:acme/project/lib/bar.git"
      }
    }
  },
  "scripts":{
    "checkout-packages": [
      "[ $COMPOSER_DEV_MODE -eq 0 ] || php checkout-packages.php"
    ],
    "post-autoload-dump": [
      "@checkout-packages"
    ]
  }
}