$ git clone -n https://gitee.com/pang-qing/srt.git /var/lib/mock/dist-an23-dde-build-315620-67721/root/chroot_tmpdir/scmroot/srt
Cloning into '/var/lib/mock/dist-an23-dde-build-315620-67721/root/chroot_tmpdir/scmroot/srt'...
$ git fetch origin fb42c7be62ee6aea4f1bff9f566ba6d73521d848:KOJI_FETCH_HEAD
From https://gitee.com/pang-qing/srt
 * [new ref]         fb42c7be62ee6aea4f1bff9f566ba6d73521d848 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb42c7b Update srt to 1.5.3