$ git clone -n https://src.fedoraproject.org/rpms/qgnomeplatform.git /var/lib/mock/f39-build-1535104-36244/root/chroot_tmpdir/scmroot/qgnomeplatform
Cloning into '/var/lib/mock/f39-build-1535104-36244/root/chroot_tmpdir/scmroot/qgnomeplatform'...
$ git fetch origin d8fbade013a5193144ce370a27149bff21aa216c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qgnomeplatform
 * [new ref]         d8fbade013a5193144ce370a27149bff21aa216c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8fbade Rebuild (qt6)