HG environment variables take precedence over hgrc
manifest hash: c128b53429f861c0b75c2a81c6ad4907e4779810
#!/bin/sh -x
hg init
echo "[hooks]" > .hg/hgrc
echo 'precommit = echo precommit hook' >> .hg/hgrc
echo 'commit = echo commit hook: $NODE' >> .hg/hgrc
echo a > a
hg add a
hg commit -t "test" -u test -d "0 0"