. Get the tarball and untar/unzip it into a build directory
. 'cd backend' and 'make'
. Copy html/ into a subdirectory under your html doc root.  Edit
  config.inc.php properly.
. Create a xcvs.config file.  See the sampele config under samples/
. Do the initialization by running
        'xcvs -i -c xcvs.config'
. Do any update later by running
        'xcvs -c xcvs.config'
. 'xcvs --help' for more details