```ruby
class HandbrakecliNightly < Cask
  version '6430svn'
  sha256 'e62a9c051a00a00bdb09a76e624014a9c79c3cd387c9982f030282e11b1e1f1d'

  url "http://download.handbrake.fr/nightly/HandBrake-#{version}-MacOSX.6_CLI_x86_64.dmg"
  homepage 'http://handbrake.fr'
  license :gpl

  binary 'HandBrakeCLI'
end
```

Update HandBrakeCLI Nightly to v6452svn
user
```ruby
class HandbrakecliNightly < Cask
  version '6452svn'
  sha256 'cce4733a704bab3d0314d8950b98c2cdce4ed47e4e838727f8e996a3f5cfa537'

  url "http://download.handbrake.fr/nightly/HandBrake-#{version}-MacOSX.6_CLI_x86_64.dmg"
  homepage 'http://handbrake.fr'
  license :gpl

  binary 'HandBrakeCLI'
end
```
assistant