http://nkuz2tpok7ctwd5ueer5bytj3bm42vp7lgjcsnznal3stotg6vyaakyd.onion/rbm_config.html
This directory is removed
automatically when rbm exits. When running scripts, the TMPDIR
environment variable is also set to this directory. rbmdir The directory where the rbm script is located. output_dir The directory where output files (tarballs, spec files or
packages) are created.