Standard:

git init [DIR]

Bare:

git init --bare [DIR]

See commits between branches:

git log master..develop

git branch

git checkout BRANCH

git svn fetch

git flow init

git flow feature start FEATURE
git flow feature finish FEATURE

git flow release start RELEASE [BASE] 
git flow release finish RELEASE

git flow hotfix start VERSION [BASENAME]
git flow hotfix finish VERSION

If you only want the changes files between branches, you can user this:

git diff --name-status branchA..branchB