$ git clone -n https://src.fedoraproject.org/rpms/ghc-text-zipper.git /var/lib/mock/f45-build-10845-424/root/chroot_tmpdir/scmroot/ghc-text-zipper
Cloning into '/var/lib/mock/f45-build-10845-424/root/chroot_tmpdir/scmroot/ghc-text-zipper'...
$ git fetch origin ad8bb1b6f2a6cdc450491c14297d574b13d6e2a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-text-zipper
 * [new ref]         ad8bb1b6f2a6cdc450491c14297d574b13d6e2a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad8bb1b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild