$ git clone -n https://src.fedoraproject.org/rpms/ghc-listsafe.git /var/lib/mock/f31-build-111976-34238/root/chroot_tmpdir/scmroot/ghc-listsafe
Cloning into '/var/lib/mock/f31-build-111976-34238/root/chroot_tmpdir/scmroot/ghc-listsafe'...
$ git reset --hard fec01477e97aefd886b45ea4a6745896e2730895
HEAD is now at fec0147 BR prof for lib and static for executable