[mannykannot]

...and if you didn't know that, you shouldn't be using git!

To be fair, one should always look up options you are unfamiliar with before using - and Stack Exchange is not an authoritative source.

--mirror

...Newly created local refs will be pushed to the remote end, locally updated refs will be force updated on the remote end, and deleted refs will be removed from the remote end... [my emphasis.]

On the other hand, if you are on a system where the behavior can be fundamentally altered by multiple configuration options, this will not necessarily help you much.

...This is the default if the configuration option remote.<remote>.mirror is set.

[Qwertious]

>To be fair, one should always look up options you are unfamiliar with before using - and Stack Exchange is not an authoritative source

https://xkcd.com/293/