$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector-binary-instances.git /var/lib/mock/f41-build-839603-160255/root/chroot_tmpdir/scmroot/ghc-vector-binary-instances
Cloning into '/var/lib/mock/f41-build-839603-160255/root/chroot_tmpdir/scmroot/ghc-vector-binary-instances'...
$ git reset --hard efc75011f08f89618202ab16e1616093cc4f75b4
HEAD is now at efc7501 bump release