$ git clone -n https://src.fedoraproject.org/rpms/waybar.git /var/lib/mock/f39-build-1674810-40902/root/chroot_tmpdir/scmroot/waybar
Cloning into '/var/lib/mock/f39-build-1674810-40902/root/chroot_tmpdir/scmroot/waybar'...
$ git fetch origin d92b15180d7f38d059a7859553bdfcb846175c3b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/waybar
 * [new ref]         d92b15180d7f38d059a7859553bdfcb846175c3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d92b151 Update to 0.9.24 (#2247888)