Transform `VERSION` variable if it contains a git ref. This is the same as moby does (with "<<<" bashism removed). Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>
Transform `VERSION` variable if it contains a git ref. This is the same as moby does (with "<<<" bashism removed). Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>