Describe the bug
Trying to launch gitui inside a sparse checkout produces the following message:

invalid path please run gitui inside of a non-bare git repository

To Reproduce
Steps to reproduce the behavior:

$ git clone \	--depth 1 \	--filter=blob:none \	--sparse \	--branch master \	https://github.com/extrawurst/gitui.git \ ~/gitui $ cd ~/gitui $ git sparse-checkout set --stdin <<EOF .gitignore EOF $ gitui invalid path please run gitui inside of a non-bare git repository $ lazygit ...just works...

Expected behavior
gitui should detect the repo and launch without error.

Screenshots
None

Context (please complete the following information):

• Ubuntu 20.04
• gitui 0.20.1
• Rust version: Not installed

Additional context
Installed via nix.