$ git clone -n https://src.fedoraproject.org/rpms/kdelibs.git /var/lib/mock/f38-build-703501-89744/root/chroot_tmpdir/scmroot/kdelibs
Cloning into '/var/lib/mock/f38-build-703501-89744/root/chroot_tmpdir/scmroot/kdelibs'...
$ git reset --hard b6544f6bdd8612a09382ecb5fb96b098761eb0b8
HEAD is now at b6544f6 fixed FTBFS