[roll] Roll infra/recipes [rust_toolchain] Add option to allow upstream stage0 fallback

This patch adds a new "allow_fallback_upstream_stage0". When set
to True, when building rust toolchain, it will fallback to upstream
stage0 if it cannot find one from CIPD.

Original-Bug: 420675659

Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/infra/recipes/+/1289424
Original-Revision: 70558d49fbb7e8af6d115b0fa76ac96cd13c4d47
GitOrigin-RevId: 2c88fa7c0e0454b2c914faf31d4497cce040f3d0
Change-Id: Icbf09a15248efa73eff739a791d808c64d3923a7
1 file changed
tree: 222ce7f4d43156e55027fa52a01bac2106915167
  1. ctf/
  2. git-hooks/
  3. infra/
  4. third_party/
  5. flower
  6. jiri.lock
  7. MILESTONE
  8. minimal
  9. prebuilts
  10. README.md
  11. stem
  12. test_durations
README.md

Integration

This repository contains Fuchsia's Global Integration manifest files.

Making changes

All changes should be made to the internal version of this repository. Our infrastructure automatically updates this version when the internal one changes.

Currently all changes must be made by a Google employee. Non-Google employees wishing to make a change can ask for assistance in one of the communication channels documented at get involved.

Obtaining the source

First install Jiri.

Next run:

$ jiri init
$ jiri import minimal https://fuchsia.googlesource.com/integration
$ jiri update

Third party

Third party projects should have their own subdirectory in ./third_party.