$ git clone -n https://src.fedoraproject.org/rpms/nagios-plugins-snmp-disk-proc.git /var/lib/mock/f41-build-side-1-2821410-33215/root/chroot_tmpdir/scmroot/nagios-plugins-snmp-disk-proc
Cloning into '/var/lib/mock/f41-build-side-1-2821410-33215/root/chroot_tmpdir/scmroot/nagios-plugins-snmp-disk-proc'...
$ git fetch origin 355549c917ebf2f709959b5fd75d7b70240fe5cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nagios-plugins-snmp-disk-proc
 * [new ref]         355549c917ebf2f709959b5fd75d7b70240fe5cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 355549c convert GPLv2 license to SPDX