$ git clone -n https://src.fedoraproject.org/rpms/ghc-constraints.git /var/lib/mock/f38-build-side-42-init-devel-542457-25725/root/chroot_tmpdir/scmroot/ghc-constraints
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-542457-25725/root/chroot_tmpdir/scmroot/ghc-constraints'...
$ git reset --hard 3bf984dcfebda84f932a13feff382dfe87d94a01
HEAD is now at 3bf984d Added the README