GitHub is offering an online Git training course on June 13, conducted by Matthew McCullough from Ambient Ideas, designed to quickly educate participants on Git in a convenient setting. The course includes six 50-minute sessions covering the essentials of Git and practical everyday commands, running from 11:00 am to 6:00 pm EST, with pricing set at $195 for individual students or $435 for three students. Participants have previously praised the course for its clarity, professionalism, and effective teaching, highlighting the engaging instruction and comprehensive coverage of topics such as Git rebase.