$ git clone -n https://src.fedoraproject.org/rpms/gprbuild.git /var/lib/mock/f33-build-252555-50776/root/chroot_tmpdir/scmroot/gprbuild
Cloning into '/var/lib/mock/f33-build-252555-50776/root/chroot_tmpdir/scmroot/gprbuild'...
$ git reset --hard 9fb75850e1d57382b50bcaa9e71b1c233e645bba
HEAD is now at 9fb7585 Rebuild gprbuild with bootstap'ed one