[tw-mbp-yic pants (is_target_root)]$ git diff
diff --git a/pants.ini b/pants.ini
index 6c100b4..a7e768a 100644
--- a/pants.ini
+++ b/pants.ini
@@ -277,3 +277,5 @@ fail_floating: True
 source_roots: {
     'contrib/go/examples/3rdparty/go': ['go_remote'],
   }
+
+[go-fetchers]
[tw-mbp-yic pants (is_target_root)]$ ./pants goals
WARN] /Users/yic/workspace/pants/src/python/pants/option/options_bootstrapper.py:171: DeprecationWarning: DEPRECATED: scope archive-fetcher will be removed in version 1.2.0.
  Use scope go-fetchers instead (options: pythonpath, pants_distdir, pants_bootstrapdir, print_exception_stacktrace, pants_workdir, pants_configdir, pants_supportdir, pants_ignore, backend_packages)
  valid_options_under_scope = set(options.for_scope(scope))