$ git clone -n https://gitee.com/wenyuzifang/perl-Module-Build.git /var/lib/mock/dist-an23-build-449009-73423/root/chroot_tmpdir/scmroot/perl-Module-Build
Cloning into '/var/lib/mock/dist-an23-build-449009-73423/root/chroot_tmpdir/scmroot/perl-Module-Build'...
$ git fetch origin b5a932aa8880f706e4939fc970aa7ee393d8c4f6:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/perl-Module-Build
 * [new ref]         b5a932aa8880f706e4939fc970aa7ee393d8c4f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5a932a Update code from upstream