Add fetch config for new node-ci repository.
Add fetch config for new node-ci repository.

Bug: v8:8772
Change-Id: I6f880c446568c28835eeea38ffc0a24b95d26ade
Reviewed-on: https://chromium-review.googlesource.com/c/1456036
Reviewed-by: Sergiy Belozorov <aadb4a11584aa9878242ea5d9e4b7e3429654579@chromium.org>
Reviewed-by: Andrii Shyshkalov <a30c74fa30536fe7ea81ed6dec202e35e149e1fd@chromium.org>
Commit-Queue: Michael Achenbach <76cc7f10de6bc994d83c4cb09072e4590b82b709@chromium.org>

CoherentLabs/depot_tools,CoherentLabs/depot_tools