$ git clone -n https://gitee.com/src-anolis-os/dnf.git /var/lib/mock/dist-an7-extras-build-64605-36583/root/chroot_tmpdir/scmroot/dnf
Cloning into '/var/lib/mock/dist-an7-extras-build-64605-36583/root/chroot_tmpdir/scmroot/dnf'...
$ git reset --hard origin/a7-extras
HEAD is now at c2d3648 !2 新增a7-extras Merge pull request !2 from a7-extras