[Makefile] download git-archive-all before run

.gitignore

@@ -12,6 +12,7 @@
 /extra/*.swf
 /extra/*.swc
 /extra/bintray.json
+/extra/git-archive-all
 
 /version.ml
 /haxe

Makefile

@@ -193,7 +193,8 @@ package_src:
 	mkdir -p $(PACKAGE_OUT_DIR)
 	# use git-archive-all since we have submodules
 	# https://github.com/Kentzo/git-archive-all
-	curl -s https://raw.githubusercontent.com/Kentzo/git-archive-all/master/git-archive-all | python - $(PACKAGE_OUT_DIR)/$(PACKAGE_FILE_NAME)_src$(PACKAGE_SRC_EXTENSION)
+	curl -s https://raw.githubusercontent.com/Kentzo/git-archive-all/master/git-archive-all -o extra/git-archive-all
+	python extra/git-archive-all $(PACKAGE_OUT_DIR)/$(PACKAGE_FILE_NAME)_src$(PACKAGE_SRC_EXTENSION)
 
 package_bin:
 	mkdir -p $(PACKAGE_OUT_DIR)