$ git clone -n https://src.fedoraproject.org/rpms/ghc-lens-aeson.git /var/lib/mock/f45-build-10464-418/root/chroot_tmpdir/scmroot/ghc-lens-aeson
Cloning into '/var/lib/mock/f45-build-10464-418/root/chroot_tmpdir/scmroot/ghc-lens-aeson'...
$ git fetch origin 9a9d020486809994ac5ceb0f4194b236a0094cbd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-lens-aeson
 * [new ref]         9a9d020486809994ac5ceb0f4194b236a0094cbd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a9d020 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild