## Follow steps: https://docs.mongodb.com/manual/tutorial/install-mongodb-on-red-hat/

[vagrant@centos6 /]$ uname -a
Linux centos6 2.6.32-754.14.2.el6.x86_64 #1 SMP Tue May 14 19:35:42 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

[vagrant@centos6 yum.repos.d]$ cat /etc/yum.repos.d/mongodb-org-4.4.repo
[mongodb-org-4.4]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.4/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.4.asc


[vagrant@centos6 /]$ sudo yum install mongodb-org

Resolving Dependencies
--> Running transaction check
---> Package mongodb-org.x86_64 0:4.4.0-1.el6 will be installed
--> Processing Dependency: mongodb-org-mongos = 4.4.0 for package: mongodb-org-4.4.0-1.el6.x86_64
--> Processing Dependency: mongodb-org-server = 4.4.0 for package: mongodb-org-4.4.0-1.el6.x86_64
--> Processing Dependency: mongodb-org-shell = 4.4.0 for package: mongodb-org-4.4.0-1.el6.x86_64
--> Processing Dependency: mongodb-org-tools = 4.4.0 for package: mongodb-org-4.4.0-1.el6.x86_64
--> Running transaction check
---> Package mongodb-org.x86_64 0:4.4.0-1.el6 will be installed
--> Processing Dependency: mongodb-org-tools = 4.4.0 for package: mongodb-org-4.4.0-1.el6.x86_64
---> Package mongodb-org-mongos.x86_64 0:4.4.0-1.el6 will be installed
---> Package mongodb-org-server.x86_64 0:4.4.0-1.el6 will be installed
---> Package mongodb-org-shell.x86_64 0:4.4.0-1.el6 will be installed
--> Finished Dependency Resolution
Error: Package: mongodb-org-4.4.0-1.el6.x86_64 (mongodb-org-4.4)
           Requires: mongodb-org-tools = 4.4.0
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest