Powershell script to undo a git-push

unpush.ps1

function unpush($branch)
{
	#
	# ever accidentally push a branch to an origin?
	# this will undo that. it deletes the remote branch
	# and unsets the git-config settings that point
	# to the remote branch
	#
	# if you don't specify a branch, it unpushes the
	# current branch
	#

	if ($branch -eq $null)
	{
		$branch = GetBranchName
	}

	git branch -d -r origin/$branch
	git config --unset branch.$branch.remote
	git config --unset branch.$branch.merge

	return "$branch unpushed"

}