$ git clone -n https://src.fedoraproject.org/rpms/ghc-esqueleto.git /var/lib/mock/f33-build-148732-43195/root/chroot_tmpdir/scmroot/ghc-esqueleto
Cloning into '/var/lib/mock/f33-build-148732-43195/root/chroot_tmpdir/scmroot/ghc-esqueleto'...
$ git reset --hard a806105ce0db53a34e94a9f74a91bcbbc4c423d3
HEAD is now at a806105 update to 3.0.0