[CI] Cleanup directory before downloading

Weiming Zhao · Weiming Zhao · commit e8147134007a · 2021-12-09T16:12:53.000-08:00
(cherry picked from commit 175b2aa)
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
@@ -116,7 +116,8 @@ jobs:
         with:
           path: halo
           clean: false
-
+      - name: Cleanup
+        run: rm -fr /tmp/download && mkdir -p /tmp/download
       - name: Download
         uses: actions/download-artifact@v2
         with:
