Conflict on images on case-insensitive filesystems

[alcides]

I am running MacOS on a case-insensitive system. When I checkout this project it merges two files into one (ignoring one of them):

[alcides@AlcidesMBP JAeon ]$ git clone https://github.com/SymbolicPathFinder/jpf-symbc.git                                              
Cloning into 'jpf-symbc'...
remote: Enumerating objects: 1731, done.
remote: Total 1731 (delta 0), reused 0 (delta 0), pack-reused 1731
Receiving objects: 100% (1731/1731), 56.03 MiB | 5.37 MiB/s, done.
Resolving deltas: 100% (895/895), done.
Updating files: 100% (1044/1044), done.
warning: the following paths have collided (e.g. case-sensitive paths
on a case-insensitive filesystem) and only one from the same
colliding group is in the working tree:

  'doc/SymExe.PNG'
  'doc/SymExe.png'