Add a new warning during fetching git repo
Summary:
Improved the warning message showed during fetching a git repo if the specified folder is empty.
BUG: 368311
FIXED-IN: 5.2.0
Test Plan: Tested working for all possible cases while fetching a repo from git or Bazaar.
Reviewers: kfunk, KDevelop
Subscribers: kdevelop-devel
Differential Revision: https://phabricator.kde.org/D3970