$ git clone -n https://src.fedoraproject.org/rpms/ghc-data-fix.git /var/lib/mock/f45-build-10194-414/root/chroot_tmpdir/scmroot/ghc-data-fix
Cloning into '/var/lib/mock/f45-build-10194-414/root/chroot_tmpdir/scmroot/ghc-data-fix'...
$ git fetch origin 38ee2be17cdcfb399611ef2166327b3876e3776f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-data-fix
 * [new ref]         38ee2be17cdcfb399611ef2166327b3876e3776f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38ee2be Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild