$ git clone -n https://gitee.com/src-anolis-os/ceres-solver.git /var/lib/mock/dist-an8.6-build-144894-57679/root/chroot_tmpdir/scmroot/ceres-solver
Cloning into '/var/lib/mock/dist-an8.6-build-144894-57679/root/chroot_tmpdir/scmroot/ceres-solver'...
$ git reset --hard origin/a8
HEAD is now at 42aa511 spec: rebuild with gflags22