Here's a koji scratch build:
https://koji.fedoraproject.org/koji/taskinfo?taskID=41102368
The ppc64le bootstrap went fine, the aarch64 one fails at:
/builddir/build/BUILD/fpcbuild-r1430/fpcsrc/compiler/ppca64 fpmake.pp -n
-Fu/builddir/build/BUILD/fpcbuild-r1430/fpcsrc/packages/fpmkunit/units_bs/aarch64-linux
-Fu/builddir/build/BUILD/fpcbuild-r1430/fpcsrc/rtl/units/aarch64-linux
-k"--build-id"
/usr/bin/ld: /usr/lib64/libc_nonshared.a(elf-init.oS): in function `__libc_csu_init':
(.text+0x38): undefined reference to `_init'