$ git clone -n https://src.fedoraproject.org/rpms/apache-commons-lang3.git /var/lib/mock/f40-build-2429386-60605/root/chroot_tmpdir/scmroot/apache-commons-lang3
Cloning into '/var/lib/mock/f40-build-2429386-60605/root/chroot_tmpdir/scmroot/apache-commons-lang3'...
$ git fetch origin 50a79f93dcd509eed9ce2a56f2282f904b9d2d23:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-commons-lang3
 * [new ref]         50a79f93dcd509eed9ce2a56f2282f904b9d2d23 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50a79f9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild