$ git clone -n https://src.fedoraproject.org/rpms/ghc-annotated-wl-pprint.git /var/lib/mock/f38-build-side-42-init-devel-656441-26596/root/chroot_tmpdir/scmroot/ghc-annotated-wl-pprint
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-656441-26596/root/chroot_tmpdir/scmroot/ghc-annotated-wl-pprint'...
$ git fetch origin d6dc4baa7b0496491af19c44d95fbd806c922556:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-annotated-wl-pprint
 * [new ref]         d6dc4baa7b0496491af19c44d95fbd806c922556 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6dc4ba Convert to %autorelease and %autochangelog