$ git clone -n https://src.fedoraproject.org/rpms/ghc-aeson.git /var/lib/mock/f31-build-53966-27928/root/chroot_tmpdir/scmroot/ghc-aeson
Cloning into '/var/lib/mock/f31-build-53966-27928/root/chroot_tmpdir/scmroot/ghc-aeson'...
$ git reset --hard 561be1b080dcd41f61a3d72f6d6060c13db1822a
HEAD is now at 561be1b update to 1.3.1.1