$ git clone -n https://src.fedoraproject.org/rpms/beust-jcommander.git /var/lib/mock/f40-build-2343634-59876/root/chroot_tmpdir/scmroot/beust-jcommander
Cloning into '/var/lib/mock/f40-build-2343634-59876/root/chroot_tmpdir/scmroot/beust-jcommander'...
$ git fetch origin c4ba6a3c0dc7ab452a08c72c067d4bdb468dc562:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/beust-jcommander
 * [new ref]         c4ba6a3c0dc7ab452a08c72c067d4bdb468dc562 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4ba6a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild