Revert "Merge pull request #42376 from dtzWill/update/git-2.18.0"#42549

dtzWill merged 1 commit intoNixOS:masterNixOS/nixpkgs:masterfrom

dtzWill:fix/revert-git-2.18.0-updatedtzWill/nixpkgs:fix/revert-git-2.18.0-updateCopy head branch name to clipboard