if you happen to not have a graphical interface available you can also print out the commit graph on the command line:
git log --oneline --graph --decorate --all
if this command complains with an invalid option --oneline, use:
git log --pretty=oneline --graph --decorate --all
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…