```ruby
default[:phpbuild][:git][:repository]                  = "git://github.com/CHH/php-build.git"
default[:phpbuild][:git][:revision]                    = "e870d676bcdf2fcb9d9ae83f061c43611478c567"
default[:phpbuild][:phpunit_plugin][:git][:repository] = "git://github.com/CHH/php-build-plugin-phpunit.git"
default[:phpbuild][:phpunit_plugin][:git][:revision]   = "a6a5ce4a5126b90a02dd473b63f660515de7d183"

default[:phpbuild][:custom][:php_ini][:memory_limit]  = "512M"
default[:phpbuild][:custom][:php_ini][:timezone]      = "UTC"
```

Update php-build to get 5.3.3's definition.
user
```ruby
default[:phpbuild][:git][:repository]                  = "git://github.com/CHH/php-build.git"
default[:phpbuild][:git][:revision]                    = "16f6212df2603dd85c7952bd29d986f720cf5782"
default[:phpbuild][:phpunit_plugin][:git][:repository] = "git://github.com/CHH/php-build-plugin-phpunit.git"
default[:phpbuild][:phpunit_plugin][:git][:revision]   = "a6a5ce4a5126b90a02dd473b63f660515de7d183"

default[:phpbuild][:custom][:php_ini][:memory_limit]  = "512M"
default[:phpbuild][:custom][:php_ini][:timezone]      = "UTC"
```
assistant