The reflog
command stores information on updates to the tip of the branches in Git, where the normalgit log
command shows the ancestry chain from HEAD
, and the reflog
command shows what HEAD
has pointed to in the repository. This is your history in the repository, which tells you how you have moved between branches, created your commits and resets, and so on. Basically, anything that makes HEAD
point to something new is recorded in the reflog
. This means that, by going through the reflog
command, you can find lost commits that none of your branches or other commits point to. This makes thereflog
command a good starting point for trying to find a lost commit.
Again, we'll use the hello worldrepository. If you make a fresh clone, make sure to run the scripts for this chapter so that there will be some entries in thereflog
command.
The scripts can be found on the book's home page. If you just reset themaster branch to origin/master
after performing...