In the old `pickTask`, when getting secrets or variables failed, the
task could get stuck in the `running` status (task status is `running`
but the runner did not fetch the task). To fix this issue, these steps
should be in one transaction.
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Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
(cherry picked from commit 06f10656369c7e4274ae4e9f9edb21e1cac520d9)