@$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $(TEST_FLAGS) -o $@ -MMD -MP -MF"$(@:.o=.d)" -MT"$@" $<
-$(ASSET_DEP): .git/$(shell git symbolic-ref HEAD 2>/dev/null || echo .git/HEAD)
+$(ASSET_DEP): .git/$(shell git symbolic-ref HEAD 2>/dev/null || echo HEAD)
@echo fetch: assets
@git submodule update --init >/dev/null
@touch $@