diff --git a/.gitea/workflows/pin-trial.yml b/.gitea/workflows/pin-trial.yml
new file mode 100644
index 0000000..a5a322f
--- /dev/null
+++ b/.gitea/workflows/pin-trial.yml
@@ -0,0 +1,20 @@
+name: Pin trial
+
+# Throwaway: verifies that a caller pinned to v1.0.0 still works after v1.0.1.
+on:
+  push:
+    branches: [ verify-pin-v1-0-0 ]
+
+jobs:
+  pinned-exact:
+    permissions:
+      contents: read
+    uses: TirSystem/github-action/.gitea/workflows/quality-checks.yml@v1.0.0
+    with:
+      languages: shell
+  pinned-major:
+    permissions:
+      contents: read
+    uses: TirSystem/github-action/.gitea/workflows/quality-checks.yml@v1
+    with:
+      languages: shell