--- apply.c.orig	2012-05-01 22:50:38.000000000 -0600
+++ apply.c	2012-05-10 10:45:10.744088807 -0600
@@ -3631,8 +3631,12 @@
 	if (0 < prefix_length) {
 		int pathlen = strlen(pathname);
 		if (pathlen <= prefix_length ||
-		    memcmp(prefix, pathname, prefix_length))
+		    memcmp(prefix, pathname, prefix_length)) {
+			if (apply_verbosely)
+				error("path '%s' is outide of git repo '%s'",
+				      pathname, prefix);
 			return 0;
+		}
 	}
 
 	/* See if it matches any of exclude/include rule */