$ git clone -n https://src.fedoraproject.org/rpms/ghc-vector-algorithms.git /var/lib/mock/f42-build-878214-180503/root/chroot_tmpdir/scmroot/ghc-vector-algorithms
Cloning into '/var/lib/mock/f42-build-878214-180503/root/chroot_tmpdir/scmroot/ghc-vector-algorithms'...
$ git fetch origin bd0fdae0e6ab1bc3d6985651e9e1b53ccb298476:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-vector-algorithms
 * [new ref]         bd0fdae0e6ab1bc3d6985651e9e1b53ccb298476 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd0fdae Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild