=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching BPI-R2-HEAD1-512b.img
=> Fetching BPI-R2-HEAD440-0k.img
=> Fetching preloader_iotg7623Np1_sd_1600M.bin
=> Fetching u-boot-2020.04.tar.bz2
checksum: distinfo file missing: /usr/pkgsrc/sysutils/u-boot-bananapi-r2/../../sysutils/u-boot/distinfo-2020.04
ERROR: Make sure the Makefile and checksum file (/usr/pkgsrc/sysutils/u-boot-bananapi-r2/../../sysutils/u-boot/distinfo-2020.04)
ERROR: are up to date.  If you want to override this check, type
ERROR: "/usr/bin/make NO_CHECKSUM=yes [other args]".
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/sysutils/u-boot-bananapi-r2