$ git clone -n https://src.fedoraproject.org/rpms/fira-code-fonts.git /var/lib/mock/f45-build-8981-397/root/chroot_tmpdir/scmroot/fira-code-fonts
Cloning into '/var/lib/mock/f45-build-8981-397/root/chroot_tmpdir/scmroot/fira-code-fonts'...
$ git fetch origin 15b3cff72ffa3063d072e7d8dc95b39a677b91c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fira-code-fonts
 * [new ref]         15b3cff72ffa3063d072e7d8dc95b39a677b91c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15b3cff Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild