CODE EXAMPLE FOR SHELL

maingit-branch--m-main--git-fetch-origin-git-branch--u-origin/--git-remote-set-head-origin--a

git branch -m main 'maingit-branch--m-main-<BRANCH>-git-fetch-origin-git-branch--u-origin/<BRANCH>-<BRANCH>-git-remote-set-head-origin--a'
git fetch origin
git branch -u 'origin/maingit-branch--m-main-<BRANCH>-git-fetch-origin-git-branch--u-origin/<BRANCH>-<BRANCH>-git-remote-set-head-origin--a' 'maingit-branch--m-main-<BRANCH>-git-fetch-origin-git-branch--u-origin/<BRANCH>-<BRANCH>-git-remote-set-head-origin--a'
git remote set-head origin -a