$ git clone -n https://src.fedoraproject.org/rpms/wxMaxima.git /var/lib/mock/f39-build-1701554-41208/root/chroot_tmpdir/scmroot/wxMaxima
Cloning into '/var/lib/mock/f39-build-1701554-41208/root/chroot_tmpdir/scmroot/wxMaxima'...
$ git fetch origin 2fe5250c2edd0c12883696a1961818ff44aad1d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wxMaxima
 * [new ref]         2fe5250c2edd0c12883696a1961818ff44aad1d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fe5250 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild