$ git clone -n https://src.fedoraproject.org/rpms/xcb-util-errors.git /var/lib/mock/f40-build-789100-135584/root/chroot_tmpdir/scmroot/xcb-util-errors
Cloning into '/var/lib/mock/f40-build-789100-135584/root/chroot_tmpdir/scmroot/xcb-util-errors'...
$ git fetch origin 08062efe5c78029a51b5f888b046083874d7c583:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xcb-util-errors
 * [new ref]         08062efe5c78029a51b5f888b046083874d7c583 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08062ef Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild