add_action("admin_notices", function() {
  echo "<div class='notice notice-info'><pre>";
  echo "Attempting git checkout...\n";
  $dir = get_template_directory();
  $out1 = shell_exec("cd $dir && git checkout functions.php 2>&1");
  echo "functions.php: $out1\n";
  $out2 = shell_exec("cd $dir && git checkout style.css 2>&1");
  echo "style.css: $out2\n";
  echo "</pre></div>";
});
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://radiogheseh.com/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://radiogheseh.com/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://radiogheseh.com/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://radiogheseh.com/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://radiogheseh.com/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>
