hash: add a function to lookup hash algorithm by length

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index d1a2814ec7e415a525e58ac234df8184a2d0f93c..3fc4065da2ecdb7176766f1c5f5b9243cf4ab718 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.20.1
+DEF_VER=v2.21.GIT
 
 LF='
 '