$ git clone -n https://src.fedoraproject.org/rpms/cross-gcc.git /var/lib/mock/f31-build-109533-33939/root/chroot_tmpdir/scmroot/cross-gcc
Cloning into '/var/lib/mock/f31-build-109533-33939/root/chroot_tmpdir/scmroot/cross-gcc'...
$ git reset --hard e495f8b70788a63873fb39df1172011996d672ac
HEAD is now at e495f8b Sync with gcc-9.2.1-1