+
+ my $oldcache = git_get_ref "refs/$splitbraincache";
+ if ($oldcache eq $dgitview) {
+ my $tree = cmdoutput qw(git rev-parse), "$dgitview:";
+ # git update-ref doesn't always update, in this case. *sigh*
+ my $dummy = make_commit_text <<END;
+tree $tree
+parent $dgitview
+author Dgit <dgit\@example.com> 1000000000 +0000
+committer Dgit <dgit\@example.com> 1000000000 +0000
+
+Dummy commit - do not use
+END
+ runcmd @git, qw(update-ref -m), "dgit $our_version - dummy",
+ "refs/$splitbraincache", $dummy;
+ }