Cannot be checked out on Macos

[pau-minoves]

The non-UTF8 test fil prevents the repository to be checked out on Macos.

~/p $ git clone https://github.com/fshost/node-dir.git
Cloning into 'node-dir'...
remote: Enumerating objects: 368, done.
remote: Total 368 (delta 0), reused 0 (delta 0), pack-reused 368
Receiving objects: 100% (368/368), 67.11 KiB | 763.00 KiB/s, done.
Resolving deltas: 100% (167/167), done.
error: unable to create file test/fixtures/testdir5/testu??es.txt: Illegal byte sequence
fatal: unable to checkout working tree
warning: Clone succeeded, but checkout failed.
You can inspect what was checked out with 'git status'
and retry the checkout with 'git checkout -f HEAD'