GitHub Updater plugins header override

wp-github-updater.php

<?
define('GITHUB_UPDATER_OVERRIDE_DOT_ORG', TRUE);

function get_plugins_overrides()
{
    static $map = NULL;

    if ($map !== NULL)
    {
        return $map;
    }

    // Use 'github_updater_additions' filter to find plugin
    return $map = [
        'plugin-dir/plugin-file.php' => [
            'after_plugin_row_remove' => TRUE,
            'github_repository'       => 'https://github.com/author/repo'
        ]
    ];
}

add_filter('github_updater_additions', function ($null, $plugins)
{
    if (!$plugins)
    {
        return $null;
    }

    $plugins_update_map = get_plugins_overrides();

    $updating_plugins = [];

    foreach ($plugins as $plugin_file => $plugin_data)
    {
        if (empty($plugins_update_map[$plugin_file]) OR empty($plugins_update_map[$plugin_file]['github_repository']))
        {
            continue;
        }

        $updating_plugins[$plugin_file] = $plugin_data;
        $updating_plugins[$plugin_file]['GitHub Plugin URI'] = $plugins_update_map[$plugin_file]['github_repository'];
    }

    return $updating_plugins;
}, 10, 2);