disable bazel_rolling test, go back to protobuf 27 for workspace

Author: rickeylev

MODULE.bazel

@@ -155,7 +155,10 @@ bazel_binaries.local(
 )
 bazel_binaries.download(version = "6.4.0")
 bazel_binaries.download(version = "7.4.0")
-bazel_binaries.download(version = "rolling")
+
+# For now, don't test with rolling, because that's Bazel 9, which is a ways
+# away.
+# bazel_binaries.download(version = "rolling")
 use_repo(
     bazel_binaries,
     "bazel_binaries",
@@ -164,7 +167,7 @@ use_repo(
     "bazel_binaries_bazelisk",
     "build_bazel_bazel_6_4_0",
     "build_bazel_bazel_7_4_0",
-    "build_bazel_bazel_rolling",
+    # "build_bazel_bazel_rolling",
     "build_bazel_bazel_self",
 )
 

python/private/py_repositories.bzl

@@ -62,8 +62,8 @@ def py_repositories():
 
     http_archive(
         name = "protobuf",
-        sha256 = "ce5d00b78450a0ca400bf360ac00c0d599cc225f049d986a27e9a4e396c5a84a",
-        strip_prefix = "protobuf-29.0-rc2",
-        url = "https://github.com/protocolbuffers/protobuf/releases/download/v29.0-rc2/protobuf-29.0-rc2.tar.gz",
+        sha256 = "da288bf1daa6c04d03a9051781caa52aceb9163586bff9aa6cfb12f69b9395aa",
+        strip_prefix = "protobuf-27.0",
+        url = "https://github.com/protocolbuffers/protobuf/releases/download/v27.0/protobuf-27.0.tar.gz",
     )
     pypi_deps()