$ git clone -n https://src.fedoraproject.org/rpms/ghc-temporary.git /var/lib/mock/f40-build-743563-111265/root/chroot_tmpdir/scmroot/ghc-temporary
Cloning into '/var/lib/mock/f40-build-743563-111265/root/chroot_tmpdir/scmroot/ghc-temporary'...
$ git reset --hard f6706ebe4a37e7c3296fef661a083bd7bf439e3a
HEAD is now at f6706eb bump release