def execute(command, params)
      params[:Bugzilla_login]    ||= username
      params[:Bugzilla_password] ||= password

      self.last_command = command_string(command, params)
      xmlrpc_client.call(command, params)
    end
def execute(command, params)
      params[:Bugzilla_login]    ||= username
      params[:Bugzilla_password] ||= password

      self.last_command = command_string(command, params)
      xmlrpc_client.call(command, params)
    end
Clone of an existing bug

 Example:
   # Perform a clone of an existing bug, and return the new bug ID.
   bz.clone(948970)

 @param bug_id [String, Fixnum] A single bug id to process.
 @param overrides [Hash] The properties to change from the source bug. Some properties include
   * <tt>:target_release</tt> - The target release for the new cloned bug.
   * <tt>:assigned_to</tt> - The person to assign the new cloned bug to.
 @return [Fixnum] The bug id to the new, cloned, bug.