The icon is <<<<< HEADadded to the file when a conflict occurs.
Therefore, when you restore a branch and git finds some conflicting changes, it tags it with tags
<<<<<<< HEAD
conflicting changes in HEAD
============
conflicting changes in current commit
>>>>>>> commit SHA1
, , git bash , . , mergetool, kdiff3. git rebase --continue, rebase.

- git bash 1 master
- git , .
- git rebase , rebase .
, .

, , , , , git git rebase --continue .
<<<<<<< HEAD rebase.
, - , kdiff3.
http://jebaird.com/2013/07/08/setting-up-kdiff3-as-the-default-merge-tool-for-git-on-windows.html
, kdiff3, git mergetool bash, kdiff3, , , . kdiff3 .
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