$ git clone -n https://src.fedoraproject.org/rpms/gcc.git /var/lib/mock/f40-build-805565-144841/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/f40-build-805565-144841/root/chroot_tmpdir/scmroot/gcc'...
$ git reset --hard 7294abbf8682a8aa9598033ae0e4ed848de3a125
HEAD is now at 7294abb 14.0.1-0.15