{
  "name": "base",
  "build": {
    "name": "build",
    "stages": [
      {
        "name": "org.osbuild.yum",
        "options": {
          "releasever": "27",
          "basearch": "x86_64",
          "repos": {
            "fedora": {
              "baseurl": "https://archives.fedoraproject.org/pub/archive/fedora/linux/releases/$releasever/Everything/$basearch/os/",
              "gpgkey": "860E 19B0 AFA8 00A1 7518 81A6 F55E 7430 F528 2EE4"
            }
          },
          "packages": [
            "dnf",
            "systemd",
            "gnupg"
          ]
        }
      }
    ]
  },
  "stages": [
    {
      "name": "org.osbuild.dnf",
      "options": {
        "releasever": "30",
        "basearch": "x86_64",
        "repos": {
          "fedora": {
            "metalink": "https://mirrors.fedoraproject.org/metalink?repo=fedora-$releasever&arch=$basearch",
            "gpgkey": "F1D8 EC98 F241 AAF2 0DF6  9420 EF3C 111F CFC6 59B9",
            "checksum": "sha256:9f596e18f585bee30ac41c11fb11a83ed6b11d5b341c1cb56ca4015d7717cb97"
          }
        },
        "packages": [
          "@Core",
          "selinux-policy-targeted",
          "grub2-pc"
        ]
      }
    }
  ]
}