Operations such as git revert/cherry-pick/merge with the -n option
stop just short of creating a commit with the changes and save
their prepared message in .git/MERGE_MSG so the next git-commit
execution can present it to the user for them to amend if they
wish.
Use this function to get the contents of this file. Don't forget to
remove the file after you create the commit.
Retrieve git's prepared message
Operations such as git revert/cherry-pick/merge with the -n option stop just short of creating a commit with the changes and save their prepared message in .git/MERGE_MSG so the next git-commit execution can present it to the user for them to amend if they wish.
Use this function to get the contents of this file. Don't forget to remove the file after you create the commit.