$ git clone -n https://src.fedoraproject.org/rpms/ghc-boxes.git /var/lib/mock/f31-build-110814-34073/root/chroot_tmpdir/scmroot/ghc-boxes
Cloning into '/var/lib/mock/f31-build-110814-34073/root/chroot_tmpdir/scmroot/ghc-boxes'...
$ git reset --hard 32561f5ffcd9711658468b51af5f1718f3829b9b
HEAD is now at 32561f5 BR prof for lib and static for executable