$ git clone -n https://src.fedoraproject.org/rpms/wlroots.git /var/lib/mock/f39-build-1551774-36985/root/chroot_tmpdir/scmroot/wlroots
Cloning into '/var/lib/mock/f39-build-1551774-36985/root/chroot_tmpdir/scmroot/wlroots'...
$ git fetch origin 23ecf089bf98ef53d8884d0dfe2ebfd310f267d6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wlroots
 * [new ref]         23ecf089bf98ef53d8884d0dfe2ebfd310f267d6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23ecf08 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild