$ git clone -n https://src.fedoraproject.org/rpms/ghc-optional-args.git /var/lib/mock/f40-build-742264-110680/root/chroot_tmpdir/scmroot/ghc-optional-args
Cloning into '/var/lib/mock/f40-build-742264-110680/root/chroot_tmpdir/scmroot/ghc-optional-args'...
$ git reset --hard 2c9c9b19d9f6fe08410ae5180955b0b1eab90907
HEAD is now at 2c9c9b1 bump release