$ git clone -n https://src.fedoraproject.org/rpms/linsmith.git /var/lib/mock/f40-build-2702688-70695/root/chroot_tmpdir/scmroot/linsmith
Cloning into '/var/lib/mock/f40-build-2702688-70695/root/chroot_tmpdir/scmroot/linsmith'...
$ git fetch origin cd0a02df6d69640cf9603ac9c1f2bb63af83fe9d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/linsmith
 * [new ref]         cd0a02df6d69640cf9603ac9c1f2bb63af83fe9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd0a02d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild