Do not preserve ownership, times, etc. when copying repository
diff --git a/releng/org.eclipse.rap.incubator.releng/scripts/build.sh b/releng/org.eclipse.rap.incubator.releng/scripts/build.sh
index 352e6a2..e597d29 100755
--- a/releng/org.eclipse.rap.incubator.releng/scripts/build.sh
+++ b/releng/org.eclipse.rap.incubator.releng/scripts/build.sh
@@ -100,7 +100,7 @@
fi
mkdir -p ${COMPONENT_DIRECTORY}
cd ${COMPONENT_DIRECTORY}
-cp -a ${REPOSITORY_DIRECTORY} ${COMPONENT_DIRECTORY}/${TIMESTAMP}
+cp -r ${REPOSITORY_DIRECTORY} ${COMPONENT_DIRECTORY}/${TIMESTAMP}
######################################################################
# clean-up target location