$ emerge -pv dev-vcs/git-cola

Local copy of remote index is up-to-date and will be used.

Local copy of remote index is up-to-date and will be used.

These are the packages that would be merged, in order:

Calculating dependencies... done!

emerge: there are no ebuilds built with USE flags to satisfy "dev-python/QtPy[gui,network,python_targets_python3_9(-)]".
!!! One of the following packages is required to complete your request:
- dev-python/QtPy-2.0.1::gentoo (Change USE: +network)
(dependency required by "dev-vcs/git-cola-3.12.0::gentoo" [binary])
(dependency required by "dev-vcs/git-cola" [argument])