use new egit.fetchfactory with better support for checkout from a branch
diff --git a/releng/build-scripts/build/run.properties b/releng/build-scripts/build/run.properties
index 9603f31..d275b42 100644
--- a/releng/build-scripts/build/run.properties
+++ b/releng/build-scripts/build/run.properties
@@ -36,5 +36,5 @@
 #git.pde.build=org.eclipse.egit.fetchfactory_0.12.0.201108111757.jar
 # enhanced (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=365944):
 #git.pde.build=org.eclipse.egit.fetchfactory_0.12.0.201112072231.jar
-git.pde.build=org.eclipse.egit.fetchfactory_0.12.0.201201141247.jar
+git.pde.build=org.eclipse.egit.fetchfactory_0.12.0.201201311158.jar