$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Encode-Detect.git /var/lib/mock/dist-oc9-build-43558-14591/root/chroot_tmpdir/scmroot/perl-Encode-Detect
Cloning into '/var/lib/mock/dist-oc9-build-43558-14591/root/chroot_tmpdir/scmroot/perl-Encode-Detect'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Encode-Detect
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0812365 import perl-Encode-Detect-1.01-3.tl4