git-pr-land.sh

#!/usr/bin/env sh
set -e

if [ "$#" -ne 1 ]
then
    echo "Wrong number of arguments. Should be 1, was $#";
    exit 1;
fi

git push -f thebnich $1:$1
git push mozilla master
git push thebnich :$1
git branch -d $1

git-pr-merge.sh

#!/usr/bin/env sh
set -e

if [ "$#" -lt 2 ]
then
    echo "Wrong number of arguments. Should be 2-3, was $#";
    exit 1;
fi

git checkout $1
git rebase master
git checkout master
git merge --no-ff $1 -m "Merge pull request #$2

$3"

Also, you could do this as a git alias if you'd like. For example, my "reset/checkout" alias, for merging pbxproj:

 rco = "!f() { git reset $1 && git checkout $1; }; f"