### Description  Mirror an empty repo, then manually sync it, you will get this error As it is an empty repo, so we can not get latest commit time here.  ### Gitea Version latest ### Can you reproduce the bug on the Gitea demo site? No ### Log Gist _No response_ ### Screenshots _No response_ ### Git Version _No response_ ### Operating System _No response_ ### How are you running Gitea? build ### Database None