$ git clone -n https://gitee.com/wenyuzifang/perl-Test-Simple.git /var/lib/mock/dist-an23-build-448872-73423/root/chroot_tmpdir/scmroot/perl-Test-Simple
Cloning into '/var/lib/mock/dist-an23-build-448872-73423/root/chroot_tmpdir/scmroot/perl-Test-Simple'...
$ git fetch origin 29c7c65a53beea1361fd6e3c5e20ee94e5773bc5:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/perl-Test-Simple
 * [new ref]         29c7c65a53beea1361fd6e3c5e20ee94e5773bc5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 29c7c65 Update code from upstream