$ git clone -n https://gitee.com/zhuzhustu/nss_nis.git /var/lib/mock/dist-an23-build-525531-78383/root/chroot_tmpdir/scmroot/nss_nis
Cloning into '/var/lib/mock/dist-an23-build-525531-78383/root/chroot_tmpdir/scmroot/nss_nis'...
$ git fetch origin ed3d731b6f390e67d268a5a3faebb64e5554419f:KOJI_FETCH_HEAD
From https://gitee.com/zhuzhustu/nss_nis
 * [new ref]         ed3d731b6f390e67d268a5a3faebb64e5554419f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed3d731 update nss_nis.spec.