It’s this one that we bought on Amazon for my wife’s bike - I just used it for take away.
Retrospec Bicycles Detachable... https://www.amazon.com/dp/B00LVH6UNM?ref=ppx_pop_mob_ap_share
If this is the one then first try is putting that 'distance bracket' at the bottom in the 1st hole to make it 'lean back' more, or mount a handlebar extension on top (or make your own similar solution with ducktape and zipties)
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Captain Late to answer - apologies! It’s this one on Amazon - I in-bungied it off my wife’s bike to bring home the curry.
Retrospec Bicycles Detachable... https://www.amazon.com/dp/B00LVH6UNM?ref=ppx_pop_mob_ap_share