There is even a tool[1] to draw images in commit history (so called gitifi). It is possible because git allows to create and push commit with arbitrary date, u

There is even a tool[1] to draw images in commit history (so called gitifi). It is possible because git allows to create and push commit with arbitrary date, using GIT_AUTHOR_DATE env variable or --date flag. [1]: https://github.com/gelstudios/gitfiti https://github.com/gelstudios/gitfiti