$ git clone -n https://gitee.com/costinchen/pesign.git /var/lib/mock/dist-ocs23-base-build-328079-35128/root/chroot_tmpdir/scmroot/pesign
Cloning into '/var/lib/mock/dist-ocs23-base-build-328079-35128/root/chroot_tmpdir/scmroot/pesign'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/costinchen/pesign
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1bb600 rebuild pesign for new nss