$ git clone -n https://src.fedoraproject.org/rpms/google-rubik-fonts.git /var/lib/mock/f39-build-1558603-37306/root/chroot_tmpdir/scmroot/google-rubik-fonts
Cloning into '/var/lib/mock/f39-build-1558603-37306/root/chroot_tmpdir/scmroot/google-rubik-fonts'...
$ git fetch origin b5a29ce236021b756b47fbecd7bbcec142bb5468:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/google-rubik-fonts
 * [new ref]         b5a29ce236021b756b47fbecd7bbcec142bb5468 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5a29ce Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild