Command:
---v---v---v---v---v---
( koji download-build --debuginfo --task-id --arch noarch --arch x86_64 --arch i686 --arch src 120236520 || koji download-task --arch noarch --arch x86_64 --arch i686 --arch src 120236520 ) | egrep Downloading | cut -d " " -f 3 | tee rpms-list-120236520
---^---^---^---^---^---

Stdout:
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postfix-3.9.0-5.fc41.src.rpm
postfix-perl-scripts-3.9.0-5.fc41.i686.rpm
postfix-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-3.9.0-5.fc41.i686.rpm
postfix-debugsource-3.9.0-5.fc41.i686.rpm
postfix-ldap-3.9.0-5.fc41.i686.rpm
postfix-mysql-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-ldap-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-lmdb-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-lmdb-3.9.0-5.fc41.i686.rpm
postfix-mysql-3.9.0-5.fc41.i686.rpm
postfix-pgsql-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-pcre-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-pcre-3.9.0-5.fc41.i686.rpm
postfix-pgsql-3.9.0-5.fc41.i686.rpm
postfix-cdb-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-sqlite-debuginfo-3.9.0-5.fc41.i686.rpm
postfix-sqlite-3.9.0-5.fc41.i686.rpm
postfix-cdb-3.9.0-5.fc41.i686.rpm
postfix-mysql-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-pgsql-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-lmdb-3.9.0-5.fc41.x86_64.rpm
postfix-pcre-3.9.0-5.fc41.x86_64.rpm
postfix-perl-scripts-3.9.0-5.fc41.x86_64.rpm
postfix-mysql-3.9.0-5.fc41.x86_64.rpm
postfix-ldap-3.9.0-5.fc41.x86_64.rpm
postfix-pgsql-3.9.0-5.fc41.x86_64.rpm
postfix-pcre-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-cdb-3.9.0-5.fc41.x86_64.rpm
postfix-lmdb-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-sqlite-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-cdb-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-ldap-debuginfo-3.9.0-5.fc41.x86_64.rpm
postfix-sqlite-3.9.0-5.fc41.x86_64.rpm
postfix-3.9.0-5.fc41.x86_64.rpm
postfix-debugsource-3.9.0-5.fc41.x86_64.rpm

---^---^---^---^---^---

Stderr:
---v---v---v---v---v---
Warning: Permanently added '18.220.133.30' (ED25519) to the list of known hosts.
egrep: warning: egrep is obsolescent; using grep -E

---^---^---^---^---^---