diff --git a/Dockerfile b/Dockerfile
index 4e224f0..dbf5709 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -113,7 +113,9 @@ RUN --mount=type=cache,id=uv-cache,target=/root/.cache/uv \
     cd flashinfer-cubin && uv build --no-build-isolation --wheel . --out-dir=/workspace/wheels -v && \
     # flashinfer-jit-cache
     cd ../flashinfer-jit-cache && \
-    uv build --no-build-isolation --wheel . --out-dir=/workspace/wheels -v
+    uv build --no-build-isolation --wheel . --out-dir=/workspace/wheels -v && \
+    # dump git ref in the wheels dir
+    cd .. && git rev-parse HEAD > /workspace/wheels/.flashinfer-commit
 
 # =========================================================
 # STAGE 3: FlashInfer Wheel Export
@@ -196,7 +198,9 @@ RUN curl -L https://patch-diff.githubusercontent.com/raw/vllm-project/vllm/pull/
 # Final Compilation
 RUN --mount=type=cache,id=ccache,target=/root/.ccache \
     --mount=type=cache,id=uv-cache,target=/root/.cache/uv \
-    uv build --no-build-isolation --wheel . --out-dir=/workspace/wheels -v
+    uv build --no-build-isolation --wheel . --out-dir=/workspace/wheels -v && \
+    # dump git ref in the wheels dir
+    git rev-parse HEAD > /workspace/wheels/.vllm-commit
 
 # =========================================================
 # STAGE 5: vLLM Wheel Export
diff --git a/build-and-copy.sh b/build-and-copy.sh
index e37ff9d..52f403d 100755
--- a/build-and-copy.sh
+++ b/build-and-copy.sh
@@ -138,6 +138,9 @@ for a in assets:
     for f in "$WHEELS_DIR/${PREFIX}"*.whl; do
         [ -f "$f" ] && mv "$f" "$DL_BACKUP/"
     done
+    for f in "$WHEELS_DIR/.${PREFIX}"*; do
+        [ -f "$f" ] && mv "$f" "$DL_BACKUP/"
+    done
 
     local URL NAME TMP_WHL
     local DOWNLOADED=()
@@ -154,6 +157,7 @@ for a in assets:
             if compgen -G "$DL_BACKUP/${PREFIX}*.whl" > /dev/null 2>&1; then
                 echo "Restoring previous $PREFIX wheels..."
                 mv "$DL_BACKUP/${PREFIX}"*.whl "$WHEELS_DIR/"
+                mv "$DL_BACKUP/.${PREFIX}"* "$WHEELS_DIR/"
             fi
             rm -rf "$DL_BACKUP"
             return 1