$ git clone -n https://src.fedoraproject.org/rpms/ghc-memory.git /var/lib/mock/f31-build-54603-28018/root/chroot_tmpdir/scmroot/ghc-memory
Cloning into '/var/lib/mock/f31-build-54603-28018/root/chroot_tmpdir/scmroot/ghc-memory'...
$ git reset --hard 6f53a27a743d4714c28f00090a4fb91b06279d5b
HEAD is now at 6f53a27 update to 0.14.18