$ git clone -n https://src.fedoraproject.org/rpms/libbgpdump.git /var/lib/mock/f45-build-15890-480/root/chroot_tmpdir/scmroot/libbgpdump
Cloning into '/var/lib/mock/f45-build-15890-480/root/chroot_tmpdir/scmroot/libbgpdump'...
$ git fetch origin 182d411cedc9cdd36bd9a84d7f75e65b4c2adc7c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libbgpdump
 * [new ref]         182d411cedc9cdd36bd9a84d7f75e65b4c2adc7c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 182d411 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild