add remote command trigger-checkpoint
add remote command trigger-checkpoint

Summary: Ref T9259

Test Plan: N/A

Reviewers: sunweijie, shenyuannan, cailiuyang

Reviewed By: shenyuannan

Subscribers: #pegasus

Maniphest Tasks: T9259

Differential Revision: https://phabricator.d.xiaomi.net/D61805

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