You are not currently on a branch.

git pull --all 
You are not currently on a branch.
Please specify which branch you want to merge with.
See git-pull(1) for details.

    git pull <remote> <branch>

Related

• git stash

See also

• git pull [ -v | -a ] git request-pull, git pull origin master Pull Request (PR), --no-rebase, --rebase