$ git clone -n git+ssh://git@gitee.com/src-anolis-os/syslinux.git /var/lib/mock/dist-an23-riscv64-build-116277-45897/root/chroot_tmpdir/scmroot/syslinux
Cloning into '/var/lib/mock/dist-an23-riscv64-build-116277-45897/root/chroot_tmpdir/scmroot/syslinux'...
$ git reset --hard origin/a23
HEAD is now at 24b5f24 modify the link of source0