versionmangle

diff --git a/mono/mini/Makefile.am.in b/mono/mini/Makefile.am.in
index a9ca255..810c200 100755
--- a/mono/mini/Makefile.am.in
+++ b/mono/mini/Makefile.am.in
@@ -824,20 +824,7 @@ EXTRA_DIST = TestDriver.cs \
        Makefile.am.in
 
 version.h: Makefile
-       if test -d $(top_srcdir)/.git; then \
-               (cd $(top_srcdir); \
-                       LANG=C; export LANG; \
-                       if test -z "$$ghprbPullId"; then \
-                               branch=`git branch | grep '^\*' | sed 's/(detached from .*/explicit/' | cut -d ' ' -f 2`; \
-                       else \
-                               branch="pull-request-$$ghprbPullId"; \
-                       fi; \
-                       version=`git log --no-color --first-parent -n1 --pretty=format:%h`; \
-                       echo "#define FULL_VERSION \"$$branch/$$version\""; \
-               ); \
-       else \
-               echo "#define FULL_VERSION \"tarball\""; \
-       fi > version.h
+       echo "#define FULL_VERSION \"Nightly %VERSION%\"" > version.h
 
 # Utility target for patching libtool to speed up linking
 patch-libtool: