Vagrant 官网上的老旧镜像，试了好几个都下载不了呀

尝试一（ clusterhq/fedora20-update ）

D:\vagrant>vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
==> default: Box 'clusterhq/fedora20-updated' could not be found. Attempting to find and install...
    default: Box Provider: virtualbox
    default: Box Version: >= 0
==> default: Loading metadata for box 'clusterhq/fedora20-updated'
    default: URL: https://vagrantcloud.com/clusterhq/fedora20-updated
==> default: Adding box 'clusterhq/fedora20-updated' (v2014.09.19) for provider: virtualbox
    default: Downloading: https://vagrantcloud.com/clusterhq/boxes/fedora20-updated/versions/2014.09.19/providers/virtualbox.box
    default: Download redirected to host: storage.googleapis.com
    default:
An error occurred while downloading the remote file. The error
message, if any, is reproduced below. Please fix this error and try
again.

The requested URL returned error: 500 Internal Privoxy Error

尝试二(dannycoates/fedora20)

D:\vagrant>vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
==> default: Box 'dannycoates/fedora20' could not be found. Attempting to find and install...
    default: Box Provider: virtualbox
    default: Box Version: >= 0
==> default: Loading metadata for box 'dannycoates/fedora20'
    default: URL: https://vagrantcloud.com/dannycoates/fedora20
==> default: Adding box 'dannycoates/fedora20' (v0.1.0) for provider: virtualbox
    default: Downloading: https://vagrantcloud.com/dannycoates/boxes/fedora20/versions/0.1.0/providers/virtualbox.box
    default: Download redirected to host: dl.dropboxusercontent.com
    default:
An error occurred while downloading the remote file. The error
message, if any, is reproduced below. Please fix this error and try
again.

The requested URL returned error: 404

有点心酸，刚入门看了半天文档结果就这。。从这些链接解析看起来，vagrant 官方并不会保存镜像，而是依靠个人存储空间？

有人有办法打救一下吗？

ps:没办法工作上就需要这么老的镜像。