Cloning the repo results in "disallowed submodule url" error

[mpeters]

Doing a simple clone: git clone --recursive https://github.com/carlhuda/janus.git "${HOME}/.vim"

results in the this error:

Cloning into '/home/user/.vim'...
remote: Enumerating objects: 4404, done.
remote: Total 4404 (delta 0), reused 0 (delta 0), pack-reused 4404 (from 1)
Receiving objects: 100% (4404/4404), 640.21 KiB | 8.31 MiB/s, done.
Resolving deltas: 100% (2436/2436), done.
error: object 6c1b6fb5fa68d3604564a1b678ecca1b3d405965: gitmodulesUrl: disallowed submodule url: https://github.com:larssmit/vim-getafe.git
fatal: fsck error in pack objects
fatal: index-pack failed