$ git clone -n https://src.fedoraproject.org/rpms/CheMPS2.git /var/lib/mock/f40-build-799062-142136/root/chroot_tmpdir/scmroot/CheMPS2
Cloning into '/var/lib/mock/f40-build-799062-142136/root/chroot_tmpdir/scmroot/CheMPS2'...
$ git fetch origin 4c908d43d97a4372d441c2c3c9c37d2878bf7168:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/CheMPS2
 * [new ref]         4c908d43d97a4372d441c2c3c9c37d2878bf7168 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c908d4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild