diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000..3b01fe21f1
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.sh -text
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 880dec30c6..296e96df9c 100755
--- a/.gitignore
+++ b/.gitignore
@@ -7,7 +7,7 @@
 .*.swp
 #OSX image cache file
 *.DS_Store
-#*.orig
+*.orig
 LICENSES
 scripts/install.cache.*
 indra/newview/res/viewerRes.rc
diff --git a/indra/cmake/BuildVersion.cmake b/indra/cmake/BuildVersion.cmake
index 790153884a..86e42fa0ba 100644
--- a/indra/cmake/BuildVersion.cmake
+++ b/indra/cmake/BuildVersion.cmake
@@ -9,7 +9,7 @@ if (NOT DEFINED VIEWER_SHORT_VERSION) # will be true in indra/, false in indra/n
         string(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+" "\\1" VIEWER_VERSION_MAJOR ${VIEWER_SHORT_VERSION})
         string(REGEX REPLACE "^[0-9]+\\.([0-9]+)\\.[0-9]+" "\\1" VIEWER_VERSION_MINOR ${VIEWER_SHORT_VERSION})
         string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" VIEWER_VERSION_PATCH ${VIEWER_SHORT_VERSION})
-
+        
         if (DEFINED ENV{revision})
            set(VIEWER_VERSION_REVISION $ENV{revision})
            message("Revision (from environment): ${VIEWER_VERSION_REVISION}")
@@ -64,6 +64,7 @@ if (NOT DEFINED VIEWER_SHORT_VERSION) # will be true in indra/, false in indra/n
         "LL_VIEWER_VERSION_MINOR=${VIEWER_VERSION_MINOR}"
         "LL_VIEWER_VERSION_PATCH=${VIEWER_VERSION_PATCH}"
         "LL_VIEWER_VERSION_BUILD=${VIEWER_VERSION_REVISION}"
+        "FS_VIEWER_VERSION_GITHASH=${VIEWER_VERSION_GITHASH}"
         "LLBUILD_CONFIG=\"${CMAKE_BUILD_TYPE}\""
         )
 endif (NOT DEFINED VIEWER_SHORT_VERSION)
diff --git a/indra/newview/fsversionvalues.h.in b/indra/newview/fsversionvalues.h.in
index 5e4c932b10..359c349103 100755
--- a/indra/newview/fsversionvalues.h.in
+++ b/indra/newview/fsversionvalues.h.in
@@ -42,7 +42,9 @@
 #define LL_VIEWER_VERSION_MINOR @VIEWER_VERSION_MINOR@
 #define LL_VIEWER_VERSION_PATCH @VIEWER_VERSION_PATCH@
 #define LL_VIEWER_VERSION_BUILD @VIEWER_VERSION_REVISION@
+const std::string LL_VIEWER_VERSION_GITHASH {@VIEWER_VERSION_GITHASH@};
 #define LLBUILD_CONFIG "@CMAKE_BUILD_TYPE@"
+
 // </FS:TS>
 
 #endif
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 9e0d45e4a4..6730e9f2b2 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -4196,7 +4196,11 @@ void LLAppViewer::writeSystemInfo()
 
 	// Dump some debugging info
 	LL_INFOS("SystemInfo") << "Application: " << LLTrans::getString("APP_NAME") << LL_ENDL;
-	LL_INFOS("SystemInfo") << "Version: " << LLVersionInfo::getChannelAndVersion() << LL_ENDL;
+
+	// <FS:ND> Print into about git sha hash this build is based on.
+	// LL_INFOS("SystemInfo") << "Version: " << LLVersionInfo::getChannelAndVersion() << LL_ENDL;
+	LL_INFOS("SystemInfo") << "Version: " << LLVersionInfo::getChannelAndVersion() << " [" << LLVersionInfo::getGitHash() << "]" << LL_ENDL;
+	// </FS:ND>
 
 	// Dump the local time and time zone
 	time_t now;
diff --git a/indra/newview/llversioninfo.cpp b/indra/newview/llversioninfo.cpp
index 8d5168ba24..cb82d1de96 100644
--- a/indra/newview/llversioninfo.cpp
+++ b/indra/newview/llversioninfo.cpp
@@ -268,3 +268,9 @@ const std::string &LLVersionInfo::getBuildConfig()
     static const std::string build_configuration(LLBUILD_CONFIG); // set in indra/cmake/BuildVersion.cmake
     return build_configuration;
 }
+
+//<FS:ND> return hash of HEAD
+std::string LLVersionInfo::getGitHash()
+{
+	return LL_VIEWER_VERSION_GITHASH;
+}
diff --git a/indra/newview/llversioninfo.h b/indra/newview/llversioninfo.h
index fed6b0efb5..4ecb605891 100644
--- a/indra/newview/llversioninfo.h
+++ b/indra/newview/llversioninfo.h
@@ -98,6 +98,10 @@ public:
         RELEASE_VIEWER
     } ViewerMaturity;
     static ViewerMaturity getViewerMaturity();
+
+    //<FS:ND> return hash of HEAD
+    static std::string getGitHash();
+    // </FS:ND>
 };
 
 #endif
diff --git a/scripts/configure_firestorm.sh b/scripts/configure_firestorm.sh
index d4753cd82e..a19c5d25fa 100755
--- a/scripts/configure_firestorm.sh
+++ b/scripts/configure_firestorm.sh
@@ -405,8 +405,10 @@ if [ \( $WANTS_VERSION -eq $TRUE \) -o \( $WANTS_CONFIG -eq $TRUE \) ] ; then
     majorVer=`cat indra/newview/VIEWER_VERSION.txt | cut -d "." -f 1`
     minorVer=`cat indra/newview/VIEWER_VERSION.txt | cut -d "." -f 2`
     patchVer=`cat indra/newview/VIEWER_VERSION.txt | cut -d "." -f 3`
+    gitHash=`git describe --always`
     echo "Channel : ${CHANNEL}"
-    echo "Version : ${majorVer}.${minorVer}.${patchVer}.${buildVer}"
+    echo "Version : ${majorVer}.${minorVer}.${patchVer}.${buildVer} [${gitHash}]"
+    GITHASH=-DVIEWER_VERSION_GITHASH=\"${gitHash}\"
     popd
 fi
 
@@ -505,7 +507,7 @@ if [ $WANTS_CONFIG -eq $TRUE ] ; then
         UNATTENDED="-DUNATTENDED=ON"
     fi
 
-    cmake -G "$TARGET" ../indra $CHANNEL $FMODSTUDIO $FMODEX $KDU $OPENSIM $SINGLEGRID $AVX_OPTIMIZATION $AVX2_OPTIMIZATION $TESTBUILD $PACKAGE $UNATTENDED -DLL_TESTS:BOOL=OFF -DADDRESS_SIZE:STRING=$AUTOBUILD_ADDRSIZE -DCMAKE_BUILD_TYPE:STRING=$BTYPE \
+    cmake -G "$TARGET" ../indra $CHANNEL ${GITHASH} $FMODSTUDIO $FMODEX $KDU $OPENSIM $SINGLEGRID $AVX_OPTIMIZATION $AVX2_OPTIMIZATION $TESTBUILD $PACKAGE $UNATTENDED -DLL_TESTS:BOOL=OFF -DADDRESS_SIZE:STRING=$AUTOBUILD_ADDRSIZE -DCMAKE_BUILD_TYPE:STRING=$BTYPE \
           $CRASH_REPORTING -DVIEWER_SYMBOL_FILE:STRING="${VIEWER_SYMBOL_FILE:-}" -DROOT_PROJECT_NAME:STRING=Firestorm $LL_ARGS_PASSTHRU | tee $LOG
 
     if [ $PLATFORM == "windows" ] ; then