==> git log -n1 <==
commit af2e4039348ce5fbb37facc98dab88db4819750c
Author: Ray Donnelly <mingw.android@gmail.com>
Date:   Mon Mar 19 12:46:19 2018 +0000

    Add ADD_*FLAGS to end of commandlines
    
    .. so they take precedence.
==> git describe --tags --dirty <==
v0.72-5-gaf2e4039
==> git status <==
HEAD detached from 1214081f
Untracked files:
  (use "git add <file>..." to include in what will be committed)

	R-package/config.status
	R-package/src/Makevars
	conda_build.sh
	install-libxgboost.sh
	install-py-xgboost.sh
	install-r-xgboost.sh
	test-py-xgboost.py

nothing added to commit but untracked files present (use "git add" to track)
