$ git clone -n https://src.fedoraproject.org/rpms/phpunit8.git /var/lib/mock/f40-build-2632281-65855/root/chroot_tmpdir/scmroot/phpunit8
Cloning into '/var/lib/mock/f40-build-2632281-65855/root/chroot_tmpdir/scmroot/phpunit8'...
$ git fetch origin 155da8372a2b802b724c1a2ccf5c752c29e3d9ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/phpunit8
 * [new ref]         155da8372a2b802b724c1a2ccf5c752c29e3d9ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 155da83 v8.5.37