$ git clone -n https://src.fedoraproject.org/rpms/beakerlib-libraries.git /var/lib/mock/f40-build-2274521-55013/root/chroot_tmpdir/scmroot/beakerlib-libraries
Cloning into '/var/lib/mock/f40-build-2274521-55013/root/chroot_tmpdir/scmroot/beakerlib-libraries'...
$ git fetch origin ddd1d99674dc94a3a043bb354bf20329e7035d02:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/beakerlib-libraries
 * [new ref]         ddd1d99674dc94a3a043bb354bf20329e7035d02 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ddd1d99 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild