set permission same way as in build repo

build.xml

@@ -39,12 +39,14 @@
     <!-- this path may be and is subject to change! -->
     <get src="https://bintray.com/existdb/releases/download_file?file_path=exist-distribution-${project.processorversion}-unix.tar.bz2" dest="${build.dir}/eXist-db-${project.processorversion}.tar.bz2" skipexisting="true" />
     <untar src="${build.dir}/eXist-db-${project.processorversion}.tar.bz2" dest="${test.dir}" compression="bzip2" />
+
     <!-- directory name changed: exist-distribution-5.0.0-->
     <move todir="${test.dir}/eXist-db-${project.processorversion}">
       <fileset dir="${test.dir}/exist-distribution-${project.processorversion}" />
     </move>
+
     <!-- task setpermissions requries at least ant 1.10.0 -->
-    <setpermissions mode="755">
+    <setpermissions permissions="OWNER_READ,OWNER_WRITE,OWNER_EXECUTE,OTHERS_READ,OTHERS_EXECUTE,GROUP_READ,GROUP_EXECUTE">
       <file file="${test.dir}/eXist-db-${project.processorversion}/bin/startup.sh"/>
     </setpermissions>