1. Fix the inconsistence of the target path of U-Boot payload
between Kconfig and Makefile.inc.
2. Perform full clone (to the destined commit) in order to get
tags.
3. Move stable commit id of U-Boot payload from Makefile to
Kconfig, and make prompt consistent with it.
Change-Id: Ic0f11c16274456a452a0422e19fab0c61d8b5d5b
Signed-off-by: Bill XIE <persmule@hardenedlinux.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60028
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Simon Glass <sjg@chromium.org>