$ git clone -n https://src.fedoraproject.org/rpms/chemtool.git /var/lib/mock/f33-build-159899-43413/root/chroot_tmpdir/scmroot/chemtool
Cloning into '/var/lib/mock/f33-build-159899-43413/root/chroot_tmpdir/scmroot/chemtool'...
$ git reset --hard 571571f3ec3b2f43ec7a1eff224e8d2b97d71a73
HEAD is now at 571571f fix build with GCC10