$ git clone -n https://gitee.com/src-anolis-dde/aom.git /var/lib/mock/dist-an8-dde-build-108409-45647/root/chroot_tmpdir/scmroot/aom
Cloning into '/var/lib/mock/dist-an8-dde-build-108409-45647/root/chroot_tmpdir/scmroot/aom'...
$ git reset --hard origin/a8
HEAD is now at dcfab3e !1  init package version for an8.6 Merge pull request !1 from xingwei-liu/a8