$ git clone -n https://src.fedoraproject.org/rpms/js-d3-flame-graph.git /var/lib/mock/f40-build-2480236-61614/root/chroot_tmpdir/scmroot/js-d3-flame-graph
Cloning into '/var/lib/mock/f40-build-2480236-61614/root/chroot_tmpdir/scmroot/js-d3-flame-graph'...
$ git fetch origin ae71ed485212b024418de1590f46043c7678f681:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/js-d3-flame-graph
 * [new ref]         ae71ed485212b024418de1590f46043c7678f681 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae71ed4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild