$ git clone -n https://gitee.com/opencloudos-stream/stargz-snapshotter.git /var/lib/mock/dist-oc9-epol-build-228775-81231/root/chroot_tmpdir/scmroot/stargz-snapshotter
Cloning into '/var/lib/mock/dist-oc9-epol-build-228775-81231/root/chroot_tmpdir/scmroot/stargz-snapshotter'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/stargz-snapshotter
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db977a5 !15 ctr-remote: improve sortEntries performance from O(k\·n) to O(n)+O(k) Merge pull request !15 from abushwang/master