Snap for 5180536 from 2a49513da00436f434281a98dfb118db855db013 to pi-platform-release

Change-Id: I32c1ba70e0bff663fdd5f10151354ef9ec64fd49
diff --git a/Makefile.ckati b/Makefile.ckati
index e4067bb..5bc7c9d 100644
--- a/Makefile.ckati
+++ b/Makefile.ckati
@@ -102,9 +102,9 @@
 	$(KATI_LD) $^ -o $@ $(KATI_LIBS)
 
 # Rule to generate version.cc
-KATI_GIT_DIR := $(shell git -C $(KATI_SRC_PATH) rev-parse --show-toplevel)
+KATI_GIT_DIR := $(shell cd $(KATI_SRC_PATH); realpath `git rev-parse --git-dir`)
 ifneq ($(KATI_GIT_DIR),)
-KATI_VERSION_DEPS := $(KATI_GIT_DIR)/.git/HEAD $(KATI_GIT_DIR)/.git/index
+KATI_VERSION_DEPS := $(KATI_GIT_DIR)/HEAD $(KATI_GIT_DIR)/index
 KATI_VERSION := $(shell git -C $(KATI_GIT_DIR) rev-parse HEAD)
 else
 KATI_VERSION_DEPS :=