npm run publish is failing

[Stuk]

$ npm run publish
'npm run publish' terminated by signal SIGSEGV (Address boundary error)

The stack of calls is:

• collectionsjs.com/scripts/publish.js

  Line 18 in 3e8726b

  gitFs.load("refs/remotes/origin/gh-pages")

• Through q-git to: https://github.com/montagejs/q-git/blob/9ca26fc1824718d6f697d29b29fe00fcb1059854/fs.js#L647
• and then https://github.com/montagejs/q-git/blob/9ca26fc1824718d6f697d29b29fe00fcb1059854/repository.js#L45
• and then into js-git https://github.com/creationix/js-git/blob/a2a42f32e325011f8828122707821ade28d41cec/mixins/fs-db.js#L134

Weird crash going on. This must be due to a change somewhere in js-git, but sadly I don't have time to debug now. Maybe @creationix can shed some light.