$ git clone -n https://gitee.com/opencloudos-stream/openjpeg2.git /var/lib/mock/dist-ocs23-build-32795-1439/root/chroot_tmpdir/scmroot/openjpeg2
Cloning into '/var/lib/mock/dist-ocs23-build-32795-1439/root/chroot_tmpdir/scmroot/openjpeg2'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openjpeg2
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8d9e68b !2 Upgrade to 2.5.0 Merge pull request !2 from kianli/master