Each of the 8 MongoDB Database Tools binaries (v100.0.1) presently reference the old Manual version of their tools docs pages in their --help output:
[vagrant@centos8 ~]$ mongodump --version mongodump version: 100.0.1 git version: 4a4a847f0b079f4fe5da605926983d902bdd5725 Go version: go1.12.17 os: linux arch: amd64 compiler: gc [vagrant@centos8 ~]$ mongodump --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongodump/ for more information. [vagrant@centos8 ~]$ mongorestore --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongorestore/ for more information. [vagrant@centos8 ~]$ bsondump --help | grep docs See http://docs.mongodb.org/manual/reference/program/bsondump/ for more information. [vagrant@centos8 ~]$ mongoimport --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongoimport/ for more information. [vagrant@centos8 ~]$ mongoexport --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongoexport/ for more information. [vagrant@centos8 ~]$ mongostat --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongostat/ for more information. [vagrant@centos8 ~]$ mongotop --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongotop/ for more information. [vagrant@centos8 ~]$ mongofiles --help | grep docs See http://docs.mongodb.org/manual/reference/program/mongofiles/ for more information.
Links should point to the new dbtools docs repo instead:
https://docs.mongodb.com/database-tools/mongodump/ https://docs.mongodb.com/database-tools/mongorestore/ https://docs.mongodb.com/database-tools/bsondump/ https://docs.mongodb.com/database-tools/mongoimport/ https://docs.mongodb.com/database-tools/mongoexport/ https://docs.mongodb.com/database-tools/mongostat/ https://docs.mongodb.com/database-tools/mongotop/ https://docs.mongodb.com/database-tools/mongofiles/