$ git clone -n https://gitee.com/src-opencloudos-rpms/crash.git /var/lib/mock/dist-oc9-build-137472-79557/root/chroot_tmpdir/scmroot/crash
Cloning into '/var/lib/mock/dist-oc9-build-137472-79557/root/chroot_tmpdir/scmroot/crash'...
$ git fetch origin c5644145343b96f95ec42b3f80fa3235a8eb9191:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/crash
 * [new ref]         c5644145343b96f95ec42b3f80fa3235a8eb9191 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c564414 import crash-8.0.4-6.tl4