Just looked at hg absorb. It seems like a very useful feature but I understand it is an extension by Facebook. Can't someone make a similar extension for git?

Just looked at hg absorb. It seems like a very useful feature but I understand it is an extension by Facebook. Can't someone make a similar extension for git? ...and I just found it: https://github.com/tummychow/git-absorb https://github.com/tummychow/git-absorb