$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-negotiate.git /var/lib/mock/f40-build-2648968-66822/root/chroot_tmpdir/scmroot/rust-gix-negotiate
Cloning into '/var/lib/mock/f40-build-2648968-66822/root/chroot_tmpdir/scmroot/rust-gix-negotiate'...
$ git fetch origin 446e889d7b336a8a2e489e6ea8438fdabf375794:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-negotiate
 * [new ref]         446e889d7b336a8a2e489e6ea8438fdabf375794 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 446e889 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild