$ git clone -n https://src.fedoraproject.org/rpms/fontawesome4-fonts.git /var/lib/mock/f45-build-9146-399/root/chroot_tmpdir/scmroot/fontawesome4-fonts
Cloning into '/var/lib/mock/f45-build-9146-399/root/chroot_tmpdir/scmroot/fontawesome4-fonts'...
$ git fetch origin bb2988d6bb7730026f968160b2d35af14471742d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fontawesome4-fonts
 * [new ref]         bb2988d6bb7730026f968160b2d35af14471742d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb2988d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild