$ git clone -n https://gitee.com/Yang_X_Y/gnutls.git /var/lib/mock/dist-an23.3-build-418436-72875/root/chroot_tmpdir/scmroot/gnutls
Cloning into '/var/lib/mock/dist-an23.3-build-418436-72875/root/chroot_tmpdir/scmroot/gnutls'...
$ git fetch origin 681e4b6f58417d68a110daacd78958d1c758f479:KOJI_FETCH_HEAD
From https://gitee.com/Yang_X_Y/gnutls
 * [new ref]         681e4b6f58417d68a110daacd78958d1c758f479 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 681e4b6 s