composer 出现这个结果，不知道是有幸还是不幸

pine@DESKTOP-QEIGTO7:/www$ sudo composer require "easyswoole/http:1.5.1"
Do not run Composer as root/super user! See https://getcomposer.org/root for details
Content-Length mismatch, received 280055 bytes out ofthe expected 1848205
http://repo.packagist.org could not be fully loaded, package information was loaded from the local cache and may be out of date
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Content-Length mismatch, received 40617 bytes out of the expected 408423
http://repo.packagist.org could not be fully loaded, package information was loaded from the local cache and may be out of date
Package operations: 1 install, 1 update, 0 removals
- Installing easyswoole/validate (1.2.6): Downloading (100%)
- Downgrading easyswoole/http (1.7.12 => 1.5.1): Downloading (100%)
Writing lock file
Generating autoload files




周六一下午卡在黄字这里没结果，今天还提示黄字，但是 下载成功了，

不过权限似乎有点问题，之前的文件都是
-rwxr-xr-x
现在这个文件是
-rw-r--r--

ftp 文件不能下载..求助，改是能改，就是想知道为什么。