$ git clone -n https://gitee.com/zhuzhustu/perl-Test-SharedFork.git /var/lib/mock/dist-an23-build-536160-82332/root/chroot_tmpdir/scmroot/perl-Test-SharedFork
Cloning into '/var/lib/mock/dist-an23-build-536160-82332/root/chroot_tmpdir/scmroot/perl-Test-SharedFork'...
$ git fetch origin 9988309590e7a2e4a1b3e8f5461ede5e62a713c4:KOJI_FETCH_HEAD
From https://gitee.com/zhuzhustu/perl-Test-SharedFork
 * [new ref]         9988309590e7a2e4a1b3e8f5461ede5e62a713c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9988309 [Feature] [Upstream] Init package perl-Test-SharedFork-0.35