Symfony1 phpDocumentor 2安装程序无法使用composer安装symfony/控制台

Symfony1 phpDocumentor 2安装程序无法使用composer安装symfony/控制台,symfony1,phpdoc,phar,Symfony1,Phpdoc,Phar,我已经下载(克隆)了phpdocumentor 2的github版本,并按照 在composer安装步骤3(php composer.phar install)中,我收到以下错误消息 [RuntimeException] Failed to clone http://github.com/symfony/Console via git,

我已经下载(克隆)了phpdocumentor 2的github版本,并按照

在composer安装步骤3(
php composer.phar install
)中,我收到以下错误消息

[RuntimeException]                                                                              
  Failed to clone http://github.com/symfony/Console via git, https and http protocols, aborting.  

- git://github.com/symfony/Console                                                              
  fatal: reference is not a tree: 1edd7b739561e87bde81ff1c2ce08bd89e92277e                      

- https://github.com/symfony/Console                                                            
  fatal: reference is not a tree: 1edd7b739561e87bde81ff1c2ce08bd89e92277e                      

- http://github.com/symfony/Console                                                             
  fatal: reference is not a tree: 1edd7b739561e87bde81ff1c2ce08bd89e92277e

似乎symfony git树已更改,或者。。?您知道如何解决吗?

这可能是更新控制台子树拆分时出错。请使用
php composer.phar更新
而不是安装。这应该可以解决这个问题