=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Fetching core-0.12.0.tar.gz
=> Total size: 693577 bytes
fetch: Size of the file ocaml-core/core-0.12.0.tar.gz doesn't match.
fetch: Size of the file ocaml-core/core-0.12.0.tar.gz doesn't match.
ftp: Can't connect to `2001:470:a085:999::21:80': No route to host
ftp: Can't connect to `ftp6.NetBSD.org:http'
fetch: Unable to fetch expected file core-0.12.0.tar.gz
fetch: Size of the file ocaml-core/core-0.12.0.tar.gz doesn't match.
fetch: Size of the file ocaml-core/core-0.12.0.tar.gz doesn't match.
checksum: Checksum SHA1 mismatch for ocaml-core/core-0.12.0.tar.gz
ERROR: Make sure the Makefile and checksum file (/amd/pkgsrc/CHROOT/P/pkgsrc/devel/ocaml-core/distinfo)
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 /amd/pkgsrc/CHROOT/P/pkgsrc/devel/ocaml-core