$ git clone -n https://gitee.com/douzhichong/pesign.git /var/lib/mock/dist-an23-build-480261-74241/root/chroot_tmpdir/scmroot/pesign
Cloning into '/var/lib/mock/dist-an23-build-480261-74241/root/chroot_tmpdir/scmroot/pesign'...
$ git fetch origin 2f7b367980ba1a04138df3b22daa784183ce0261:KOJI_FETCH_HEAD
From https://gitee.com/douzhichong/pesign
 * [new ref]         2f7b367980ba1a04138df3b22daa784183ce0261 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f7b367 update pesign.spec.