$ git clone -n https://gitee.com/src-anolis-os/oci-umount.git /var/lib/mock/dist-an7-extras-build-62695-34770/root/chroot_tmpdir/scmroot/oci-umount
Cloning into '/var/lib/mock/dist-an7-extras-build-62695-34770/root/chroot_tmpdir/scmroot/oci-umount'...
$ git reset --hard origin/a7-extras
HEAD is now at 7326479 !1 新增a7-extras Merge pull request !1 from qingxiyingyue/a7-extras