Index: tools/config.py
===================================================================
--- tools/config.py	(revision f69d5a8d20536cc23c13cd8c418a1ffcde6eab5a)
+++ tools/config.py	(revision af7223b35530431ae0d3186f4a8af60f9e26fed7)
@@ -537,5 +537,5 @@
 
 	try:
-		version = subprocess.Popen(['git', 'log', '-1', '--pretty=%h'], stdout = subprocess.PIPE).communicate()[0].decode().strip()
+		version = subprocess.Popen(['git', '-C', os.path.dirname(RULES_FILE), 'log', '-1', '--pretty=%h'], stdout = subprocess.PIPE).communicate()[0].decode().strip()
 		sys.stderr.write("ok\n")
 	except: