$ git clone -n https://src.fedoraproject.org/rpms/pipewire.git /var/lib/mock/f39-build-1629363-39542/root/chroot_tmpdir/scmroot/pipewire
Cloning into '/var/lib/mock/f39-build-1629363-39542/root/chroot_tmpdir/scmroot/pipewire'...
$ git fetch origin d7001f2cdd0c162389613eba8c8aa33c417a7e51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pipewire
 * [new ref]         d7001f2cdd0c162389613eba8c8aa33c417a7e51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7001f2 Create and own /usr/share/pipewire/pipewire-pulse.conf.d