diff --git a/scripts/deploy-test-explorer-api.sh b/scripts/deploy-test-explorer-api.sh
index c092db1..ae43380 100755
--- a/scripts/deploy-test-explorer-api.sh
+++ b/scripts/deploy-test-explorer-api.sh
@@ -39,6 +39,8 @@ ensure_source() {
   fi
 
   git -C "$SRC_DIR" fetch --prune origin "$BRANCH"
+  git -C "$SRC_DIR" reset --hard
+  git -C "$SRC_DIR" clean -fdx -e .ci-deploy-owned
   git -C "$SRC_DIR" checkout -B "$BRANCH" "origin/$BRANCH"
   git -C "$SRC_DIR" reset --hard "origin/$BRANCH"
   git -C "$SRC_DIR" clean -fdx -e .ci-deploy-owned