use temporary directory

gerrit/gerrit.spec

@@ -36,7 +36,7 @@ Class:        EVAL
 Group:        Web
 License:      Commercial
 Version:      %{V_gerrit}
-Release:      20150624
+Release:      20150626
 
 #   package source
 Source0:      http://gerrit-releases.storage.googleapis.com/gerrit-%{V_gerrit}.war
@@ -118,6 +118,7 @@ PreReq:       java, JAVA-JDK
 
 %post
     if [ $1 -eq 1 ]; then
+       cmd="TMPDIR=$RPM_INSTALL_PREFIX/var/gerrit/tmp; export TMPDIR;"
        cmd="cd $RPM_INSTALL_PREFIX/var/gerrit/site &&"
        cmd="$cmd mkdir review;"
        cmd="$cmd mkdir review/etc;"