SDK拉取代码

[cx_ghost]

repo init -u https://sdk.aw-ol.com/git_repo/V853Tina_Open/manifest.git -b master -m tina-v853-open.xml
Downloading Repo source from https://gerrit.googlesource.com/git-repo
fatal: Cannot get https://gerrit.googlesource.com/git-repo/clone.bundle
fatal: error [Errno 110] Connection timed out
fatal: double check your --repo-rev setting.
fatal: cloning the git-repo repository failed, will remove '.repo/repo'
无法完成repo工具仓库的拉取，该怎样操作