Announce MacOS fleet migration (#1982)
Part of https://github.com/bazelbuild/continuous-integration/issues/1708
diff --git a/buildkite/emergency.yml b/buildkite/emergency.yml
index 3207eea..8616ac7 100644
--- a/buildkite/emergency.yml
+++ b/buildkite/emergency.yml
@@ -17,6 +17,6 @@
# Please do not clear or delete this file when an incident is over.
# Instead, simply replace all values with empty strings ("").
---
-message: ""
-issue_url: ""
+message: "We've migrated most of our MacOS workers to VMs. Please reply to the linked issue if you encounter any problems."
+issue_url: "https://github.com/bazelbuild/continuous-integration/issues/1981"
last_good_bazel: ""
