git concat

git merge

git join

git branch

fetch+rebase only

fetch+merge or fetch+rebase, depending on configuration

fetch+merge only

merge+rebase

switch to a different branch

reset some file's state to some commit

remove a file from the staging area

create a new branch

merge

squash using interactive rebase

rebase

git commit --amend --squash

git bisect

git log --author="username"

git blame

git reflog

git reset

git clean -fd

git clean -fdx

git clean

git stash save

git stash

git stash --patch

git stash apply

git show --remote

git remote -v

git list remote

git status