advaced rebase with git

rebase-in-git.txt

move onto newbase
the commits after upstream
upto and including branch

git rebase --onto newbase upstream branch

from:
n-u-b

to:
n-u
 `-b

before:
A---B---C---D  newbase
             \
              E---F---G  upstream
                       \
                        H---I---J branch

after:
A---B---C---D  newbase
            |\
            | E---F---G  upstream
            \
             H'--I'--J' branch