diff --git a/tools/workspace/README.md b/tools/workspace/README.md
index 72aebdc0885d..e3b2c4bc7d02 100644
--- a/tools/workspace/README.md
+++ b/tools/workspace/README.md
@@ -97,6 +97,9 @@ Once all upgrades are ready, open a Drake pull request and label it
 change the drop-down that says "Combine commits for review" to choose
 "Review each commit separately" instead.
 
+If any packages suggested that additional pre-merge testing is needed,
+launch jobs as specified in the output of ``new_release``.
+
 Once all of the Jenkins builds of the pull request have passed, assign the
 pull request for review. If the pull request contains no especially complicated
 changes, it may be assigned to the on-call platform reviewer and labelled
diff --git a/tools/workspace/bazelisk/repository.bzl b/tools/workspace/bazelisk/repository.bzl
index 03f1865ab257..2036a0de83d1 100644
--- a/tools/workspace/bazelisk/repository.bzl
+++ b/tools/workspace/bazelisk/repository.bzl
@@ -18,6 +18,8 @@ def bazelisk_repository(
         Additionally, you must manually update the version number in
           setup/ubuntu/source_distribution/install_bazelisk.sh
         and adjust the expected checksums accordingly.
+
+        To fully test, a Linux uprovisioned job must be launched from the pull request.
         """,
         commit = "v1.22.1",
         sha256 = "64b584d1019d54cde34123d8da06c718c7a7c591f9fd49a29dccb825b9e95e8c",  # noqa