In the build instructions:
https://github.com/mongodb/mongo/blob/master/docs/building.md
$ python2 buildscripts/scons.py scons
The target should be "mongod" not "scons".
In the build instructions:
https://github.com/mongodb/mongo/blob/master/docs/building.md
$ python2 buildscripts/scons.py scons
The target should be "mongod" not "scons".