Something

#!/bin/sh

cd ~/tmp
rm -fr bug
bzr init bug
cd bug
mkdir -p dir/subdir
touch dir/subdir/file1
bzr add dir/subdir/file1
echo "Ready to commit"
bzr commit -m 'First step'
mkdir -p newdir/newsubdir
bzr add  newdir/newsubdir
bzr mv dir newdir/newsubdir
echo "Ready to commit"
bzr commit -m 'Second step'