diff --git a/README.md b/README.md
index 58f79f7..0b302ca 100644
--- a/README.md
+++ b/README.md
@@ -49,3 +49,14 @@ dotnet build
 (assert_fails dotnet test --no-build) | grep "Invalid URL"
 ```
 ~~~
+
+Assert that a commit builds, and that a specific change breaks the tests (as discussed [here](https://sven.memcmp.org/2026-02-20-writing-the-steps-to-validate-a-test-in-the-commit-message/)):
+
+~~~
+```git-check-assertions
+dotnet test
+sed -i '/crucial code/d' Main.fs
+dotnet build
+assert_fails dotnet test --no-build
+```
+~~~
diff --git a/git-check-assertions.sh b/git-check-assertions.sh
index 1acab64..b0fe652 100755
--- a/git-check-assertions.sh
+++ b/git-check-assertions.sh
@@ -53,6 +53,7 @@ for commit_hash in "${commits[@]}"; do
       git checkout -q "$orig_ref"
       exit 1
     fi
+    git restore -q .
   fi
   echo
 done