list all files that were deleted in a given commit
git see all deleted files in a commit
https://stackoverflow.com/questions/424071/how-to-list-all-the-files-in-a-commit
git diff --name-status ab1201b8a0133c508cece1d7acd634bca56fce55 ab1201b8a0133c508cece1d7acd634bca56fce55^ | grep ^[^D] | cut -f2
bash have a command act on each line of output
(Chris said later that xargs can also do it, without a loop)
bash while do on one line
(just use semicolons, with no punctuation other than a space between the do
and your command.)
bash delete first character of each line