$ git clone -n https://gitee.com/src-opencloudos-rpms/which.git /var/lib/mock/dist-oc8-build-198460-80430/root/chroot_tmpdir/scmroot/which
Cloning into '/var/lib/mock/dist-oc8-build-198460-80430/root/chroot_tmpdir/scmroot/which'...
$ git fetch origin e09d65903bd49c0ca7998ec3871361e92cf844e0:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/which
 * [new ref]         e09d65903bd49c0ca7998ec3871361e92cf844e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e09d659 import which-2.21-21.tl3