$ git clone -n https://gitee.com/opencloudos-stream/erofs-utils.git /var/lib/mock/dist-oc9-epol-build-235728-82191/root/chroot_tmpdir/scmroot/erofs-utils
Cloning into '/var/lib/mock/dist-oc9-epol-build-235728-82191/root/chroot_tmpdir/scmroot/erofs-utils'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/erofs-utils
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cfe359 !2 upgrade to 1.9.1 Merge pull request !2 from hudsonzhu/master