#!/bin/bash set -x hg init echo a > a hg add a hg commit -t "1" -u test -d "0 0" hg status cp a b hg copy a b hg status hg -d commit -t "2" -u test -d "0 0" hg history hg log a hexdump -C .hg/data/b.d hg cat b | md5sum hg cat a | md5sum hg verify