$ git clone -n https://src.fedoraproject.org/rpms/rust-rtoolbox.git /var/lib/mock/f40-build-2716167-72584/root/chroot_tmpdir/scmroot/rust-rtoolbox
Cloning into '/var/lib/mock/f40-build-2716167-72584/root/chroot_tmpdir/scmroot/rust-rtoolbox'...
$ git fetch origin 92f7f9cd8e7eeabc1b4c9929f3ae567c8190ed6d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rtoolbox
 * [new ref]         92f7f9cd8e7eeabc1b4c9929f3ae567c8190ed6d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 92f7f9c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild