$ git clone -n https://src.fedoraproject.org/rpms/ghc-ghc-paths.git /var/lib/mock/f45-build-10318-415/root/chroot_tmpdir/scmroot/ghc-ghc-paths
Cloning into '/var/lib/mock/f45-build-10318-415/root/chroot_tmpdir/scmroot/ghc-ghc-paths'...
$ git fetch origin 005495423e2b09c219fe598e8040756792c91f18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-ghc-paths
 * [new ref]         005495423e2b09c219fe598e8040756792c91f18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0054954 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild