ref: 52c766d0264b281bac522604c5ab419b3303ed63
dir: /mkfile/
UPSTREAM='https://github.com/cc65/cc65.git' all clean nuke install:V: upstream bind @{ cd upstream && mk $target } upstream:D: /bin/git/clone git/clone $UPSTREAM upstream bind:V: upstream overlay if(! test -e upstream/mkfile) overlay mkfiles upstream if not status='' unbind:V: upstream overlay overlay -u mkfiles upstream