File pie.patch of Package gitlab-metrics-exporter

diff --git a/Makefile b/Makefile
index fb1343e..20f2d57 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,7 @@ PKG := gitlab.com/gitlab-org/$(NAME)
 all: clean $(BIN)
 
 $(BIN):
-	$(GOBUILD) -o $(BIN) $(PKG)/cmd/srv
+	$(GOBUILD) -o $(BIN) -buildmode=pie -mod=vendor $(PKG)/cmd/srv
 
 .PHONY: install
 install: $(BIN)