diff --git a/perl-xCAT/modifyUtils b/perl-xCAT/modifyUtils
index b96dd593e..bbad27bdb 100755
--- a/perl-xCAT/modifyUtils
+++ b/perl-xCAT/modifyUtils
@@ -1,20 +1,21 @@
 #!/bin/sh
 # Put the version, svn revision #, and build date into the Version function in Version.pm
 
-if [ -z "$1" ]
+if [ -z "$2" ]
 	then
 	echo "modifyUtils:  Error:  must specify the xCAT version as an argument" >&2
 	exit
 fi
 
 VER=$1
+GITREF="git commit $2, "
 
 BUILDDATE=`date`
 #echo ". '(built $BUILDDATE)'"
 
 if [ "$(uname)" = "AIX" ]
 then
-	sed -e s/"#XCATVERSIONSUBHERE"/". '$VER'"/ -e s/"#XCATSVNBUILDSUBHERE"/". ' (built $BUILDDATE)'"/ xCAT/Version.pm >xCAT/Version.pm.new
+	sed -e s/"#XCATVERSIONSUBHERE"/". '$VER'"/ -e s/"#XCATSVNBUILDSUBHERE"/". ' (${GITREF}built $BUILDDATE)'"/ xCAT/Version.pm >xCAT/Version.pm.new
 	mv xCAT/Version.pm.new xCAT/Version.pm
 else
         if [ -f "/etc/debian_version" ];then
@@ -22,5 +23,5 @@ else
         else
             FILENAME="xCAT/Version.pm"
         fi
-	sed -i -e s/"#XCATVERSIONSUBHERE"/". '$VER'"/ -e s/"#XCATSVNBUILDSUBHERE"/". ' (built $BUILDDATE)'"/ $FILENAME
+	sed -i -e s/"#XCATVERSIONSUBHERE"/". '$VER'"/ -e s/"#XCATSVNBUILDSUBHERE"/". ' (${GITREF}built $BUILDDATE)'"/ $FILENAME
 fi
diff --git a/perl-xCAT/perl-xCAT.spec b/perl-xCAT/perl-xCAT.spec
old mode 100644
new mode 100755
index 914e09bb0..0cef475ee
--- a/perl-xCAT/perl-xCAT.spec
+++ b/perl-xCAT/perl-xCAT.spec
@@ -23,6 +23,8 @@ Provides: perl-xCAT = %{epoch}:%{version}
 Provides perl xCAT libraries for core functionality.  Required for all xCAT installations.
 Includes xCAT::Table, xCAT::NodeRange, among others.
 
+%define gitinfo %(git log -n 1 | head -n 1 | cut -f 2 -d ' ')
+
 %define zvm %(if [ "$zvm" = "1" ];then echo 1; else echo 0; fi)
 %define fsm %(if [ "$fsm" = "1" ];then echo 1; else echo 0; fi)
 
@@ -36,7 +38,7 @@ Includes xCAT::Table, xCAT::NodeRange, among others.
 %if %fsm
 %else
 # Modify the Version() function in xCAT/Utils.pm to automatically have the correct version
-./modifyUtils %{version}
+./modifyUtils %{version} %{gitinfo}
 
 # Build the pod version of the man pages for each DB table.  It puts them in the man5 and man7 subdirs.
 # Then convert the pods to man pages and html pages.