$ git clone -n https://gitee.com/mgb01105731/systemd_1.git /var/lib/mock/dist-an23.3-build-465971-73953/root/chroot_tmpdir/scmroot/systemd_1
Cloning into '/var/lib/mock/dist-an23.3-build-465971-73953/root/chroot_tmpdir/scmroot/systemd_1'...
$ git fetch origin e4888e2d0e335fc3b91a465a98cc564a261f10ed:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/systemd_1
 * [new ref]         e4888e2d0e335fc3b91a465a98cc564a261f10ed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4888e2 test