$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector-th-unbox.git /var/lib/mock/f41-build-839114-159994/root/chroot_tmpdir/scmroot/ghc-vector-th-unbox
Cloning into '/var/lib/mock/f41-build-839114-159994/root/chroot_tmpdir/scmroot/ghc-vector-th-unbox'...
$ git reset --hard df74ae0819c91a10772401a8faa7673320f647f4
HEAD is now at df74ae0 refresh .cabal revision