$ git clone -n https://gitee.com/ocs-upgrade/ninja-build.git /var/lib/mock/dist-ocs23-build-212417-15360/root/chroot_tmpdir/scmroot/ninja-build
Cloning into '/var/lib/mock/dist-ocs23-build-212417-15360/root/chroot_tmpdir/scmroot/ninja-build'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/ninja-build
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 34d9e6a Upgrade to version 1.12.1