Remove from stage (unstage) (restore to modified)
$ git restore --staged config.pl
$ git reset HEAD config.pl
Unstaged changes after reset:
M README.txt
M config.pl
$ git status
On branch master
Changes not staged for commit:
(use "git add <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)
modified: README.txt
modified: config.pl
Untracked files:
(use "git add <file>..." to include in what will be committed)
setup.pl
no changes added to commit (use "git add" and/or "git commit -a")
$ git reset HEAD will reset all the files currently staged. See also the unstage alias we created earlier.