$ git clone -n https://gitee.com/zhoujiajia111/dpkg_1.git /var/lib/mock/dist-an23-build-463483-73836/root/chroot_tmpdir/scmroot/dpkg_1
Cloning into '/var/lib/mock/dist-an23-build-463483-73836/root/chroot_tmpdir/scmroot/dpkg_1'...
$ git fetch origin 44946dfe15aa2724aae9319176985845b2f404a3:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/dpkg_1
 * [new ref]         44946dfe15aa2724aae9319176985845b2f404a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 44946df fix source0