$ git clone -n https://github.com/xcp-ng-rpms/socat.git /var/lib/mock/v8.3-u-pcoval2-10025-28672/root/chroot_tmpdir/scmroot/socat
Cloning into '/var/lib/mock/v8.3-u-pcoval2-10025-28672/root/chroot_tmpdir/scmroot/socat'...
$ git fetch origin 992850f9d70dbd369dee767b13b934935c999dd4:KOJI_FETCH_HEAD
From https://github.com/xcp-ng-rpms/socat
 * [new ref]         992850f9d70dbd369dee767b13b934935c999dd4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 992850f bump release for test build