Roger Pau Monné [off-list ref] writes:
I understood this, it's just that I would prefer to avoid doing this
kind if things, I would prefer to be able to work natively on my
filesystem, but it seems like there's no other option.
If you are unwilling to keep both lowercase and uppercase separately
on your end, and if the other side (the project you are interacting
with) wants you to have both, then I do not think there is any way
to resolve such conflict between you and your project.