$ git clone -n https://src.fedoraproject.org/rpms/ghc-silently.git /var/lib/mock/f33-build-140013-42425/root/chroot_tmpdir/scmroot/ghc-silently
Cloning into '/var/lib/mock/f33-build-140013-42425/root/chroot_tmpdir/scmroot/ghc-silently'...
$ git reset --hard cc4dbef97cb0ad49d2791994cae0023d68ce5fa7
HEAD is now at cc4dbef update to 1.2.5.1