$ git clone -n https://src.fedoraproject.org/rpms/ghc-iproute.git /var/lib/mock/f45-build-10463-418/root/chroot_tmpdir/scmroot/ghc-iproute
Cloning into '/var/lib/mock/f45-build-10463-418/root/chroot_tmpdir/scmroot/ghc-iproute'...
$ git fetch origin bd51363a7ce393e7e8cd90f468ca770b5e257540:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-iproute
 * [new ref]         bd51363a7ce393e7e8cd90f468ca770b5e257540 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd51363 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild