$ git clone -n https://src.fedoraproject.org/rpms/kwayland.git /var/lib/mock/f41-build-854499-166886/root/chroot_tmpdir/scmroot/kwayland
Cloning into '/var/lib/mock/f41-build-854499-166886/root/chroot_tmpdir/scmroot/kwayland'...
$ git fetch origin e3210f5f93993d1c9e845c5e0a56ae03ebae7224:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kwayland
 * [new ref]         e3210f5f93993d1c9e845c5e0a56ae03ebae7224 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e3210f5 6.1.90