diff --git a/build/bazel_targets_json.bzl b/build/bazel_targets_json.bzl
new file mode 100644
index 000000000000..4c2113bbbc0e
--- /dev/null
+++ b/build/bazel_targets_json.bzl
@@ -0,0 +1,10 @@
+def current_bazel_targets_json():
+    repo = native.repository_name()
+    module = native.module_name()
+
+    # Standalone `community/bazel.cmd` runs with `repo == "@"` and `module == "community"`.
+    if repo == "@" and module == "community":
+        return "@community//build:community_bazel_targets_json"
+    else:
+        # means: "the target //build:ultimate_bazel_targets_json in the canonical main repository"
+        return "@@//build:ultimate_bazel_targets_json"