$ git clone -n https://src.fedoraproject.org/rpms/ghc-cborg.git /var/lib/mock/f40-build-742434-110760/root/chroot_tmpdir/scmroot/ghc-cborg
Cloning into '/var/lib/mock/f40-build-742434-110760/root/chroot_tmpdir/scmroot/ghc-cborg'...
$ git reset --hard ddfed97209e24c8f4b3576a7cfb57680ca625541
HEAD is now at ddfed97 https://hackage.haskell.org/package/cborg-0.2.9.0/changelog