问题一：请教一个云效问题，如下是怎么回事？
$ git push --all --no-verify
Enumerating objects: 167747, done.
Counting objects: 100% (167747/167747), done.
Delta compression using up to 4 threads
Compressing objects: 100% (91289/91289), done.
fatal: the remote end hung up unexpectedly.54 MiB | 721.00 KiB/s
fatal: sha1 file '' write error: Broken pipe
fatal: the remote end hung up unexpectedly
问题二：有什么解决方法？