$ git clone -n https://gitee.com/wenyuzifang/perl-Sub-Exporter.git /var/lib/mock/dist-an23-build-448892-73423/root/chroot_tmpdir/scmroot/perl-Sub-Exporter
Cloning into '/var/lib/mock/dist-an23-build-448892-73423/root/chroot_tmpdir/scmroot/perl-Sub-Exporter'...
$ git fetch origin a3d772c70cc90f2d51b53850c1619142d62a8d1a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/perl-Sub-Exporter
 * [new ref]         a3d772c70cc90f2d51b53850c1619142d62a8d1a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3d772c Update code from upstream