From 7eb4789eae487cb33d80b1c8a67d976c97855294 Mon Sep 17 00:00:00 2001
From: Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Date: Mon, 24 Jan 2022 15:26:53 -0600
Subject: [PATCH] .git/HEAD doesn't exist for submodules

---
 Makefile | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 0726683c9a6..90c6ec9fd82 100644
--- a/Makefile
+++ b/Makefile
@@ -351,7 +351,10 @@ certs:
 BRANCH = $(shell git rev-parse --abbrev-ref HEAD)
 
 .PHONY: freeradius-server-$(RADIUSD_VERSION_STRING).tar
-freeradius-server-$(RADIUSD_VERSION_STRING).tar: .git/HEAD
+
+# This can't depend on .git/ (dirs don't work) or .git/HEAD (not present in submodules)
+# so it's just left as a phony target.
+freeradius-server-$(RADIUSD_VERSION_STRING).tar:
 	git archive --format=tar --prefix=freeradius-server-$(RADIUSD_VERSION_STRING)/ $(BRANCH) > $@
 ifneq "$(EXT_MODULES)" ""
 	rm -rf build/freeradius-server-$(RADIUSD_VERSION_STRING)
-- 
2.47.3