#!/bin/bash set -x hg init echo "nothing" > a hg add a hg commit -t ancestor -u test -d "0 0" echo "something" > a hg commit -t branch1 -u test -d "0 0" hg co 0 echo "something else" > a hg commit -t branch2 -u test -d "0 0" export HGMERGE=merge hg -d up -m 1 hg id grep -Ev ">>>|<<<" a hg status