Git Scripting Cheatsheet

README.md

Handy git commands for scripting

Get the commit hash

$ git rev-parse HEAD
# Short version
$ git rev-parse --short HEAD
# Previous commit
$ git rev-parse HEAD~1

Get the current branch

$ git rev-parse --abbrev-ref HEAD

Get parents of a merge commit (for e.g. protected branch)

# Current branch parent
$ git show -s --format="%H" master^1
# Merged branch parent
$ git show -s --format="%H" master^2

Get the root directory of the repository

$ git rev-parse --show-toplevel