$ git clone -n https://src.fedoraproject.org/rpms/rust-num.git /var/lib/mock/f40-build-2038169-48157/root/chroot_tmpdir/scmroot/rust-num
Cloning into '/var/lib/mock/f40-build-2038169-48157/root/chroot_tmpdir/scmroot/rust-num'...
$ git fetch origin 40206db3cecac53f6a71405671ae99e073770824:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-num
 * [new ref]         40206db3cecac53f6a71405671ae99e073770824 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40206db Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild