https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/196790
https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/196787
https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/196759
https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/196753
https://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_ng/builds/196748

Failing apparently in between steps with:

INFO:annotated_run:Master tryserver.chromium.win, builder win_chromium_rel_ng is not whitelisted for LogDog.
INFO:annotated_run:Not using LogDog. Invoking `recipes.py` directly.
fatal: Needed a single revision
INFO:root:Freshening repository E:\b\build\scripts\slave\.recipe_deps\depot_tools
The system cannot find the path specified.
INFO:root:['git.bat', 'fetch'] (in E:\b\build\scripts\slave\.recipe_deps\depot_tools)
The system cannot find the path specified.
Traceback (most recent call last):
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipes.py", line 396, in <module>
    sys.exit(main())
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipes.py", line 355, in main
    overrides=args.project_override)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 596, in create
    package_deps._root_package = package_deps._create_package(RootRepoSpec(proto_file), allow_fetch)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 613, in _create_package
    return self._create_from_spec(repo_spec, package_spec, allow_fetch)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 630, in _create_from_spec
    deps[dep] = self._create_package(dep_repo, allow_fetch)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 602, in _create_package
    repo_spec.checkout(self._context)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 208, in checkout
    _run_cmd([self._git, 'fetch'], cwd=dep_dir)
  File "E:\b\build\scripts\slave\.recipe_deps\recipe_engine\recipe_engine\package.py", line 659, in _run_cmd
    subprocess.check_call(cmd, cwd=cwd)
  File "E:\b\depot_tools\python276_bin\lib\subprocess.py", line 540, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['git.bat', 'fetch']' returned non-zero exit status 1
RemoveDirectory running cmd.exe /c rd /q /s e:\b\build\slave\win\build\.recipe_runtime