$ git clone -n https://src.fedoraproject.org/rpms/ghc-distributive.git /var/lib/mock/f45-build-10210-414/root/chroot_tmpdir/scmroot/ghc-distributive
Cloning into '/var/lib/mock/f45-build-10210-414/root/chroot_tmpdir/scmroot/ghc-distributive'...
$ git fetch origin 0bdee901b086165d517f1d925ef99aeb813bc5d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-distributive
 * [new ref]         0bdee901b086165d517f1d925ef99aeb813bc5d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0bdee90 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild