$OpenBSD: patch-version_sh,v 1.6 2011/04/12 22:59:07 sthen Exp $
--- version.sh.orig	Mon Mar 28 22:46:40 2011
+++ version.sh	Mon Mar 28 22:48:02 2011
@@ -1,5 +1,8 @@
 #!/bin/sh
 
+revision=$(cd "$1" && cat snapshot_version 2> /dev/null)
+test "$revision" && revision=git-$revision
+
 # check for git short hash
 if ! test "$revision"; then
     revision=$(cd "$1" && git describe --tags --match N 2> /dev/null)